CHUYN 畛 HNH H畛C N THI VO L畛P 10 CC TR働畛NG CHUYN. M畛I THNG TIN C畉N H畛 TR畛 T働 V畉N H畛C T畉P, NG K H畛C, MUA TI LI畛U TON L畛P 9 N THI VO L畛P 10 VUI LNG LIN H畛: 0976.179.282
Childrens books and diversity. Bibliographyhildebka
油
This document provides an overview of resources and books that promote diversity in children's literature. It lists several websites that focus on increasing diversity and inclusion in books. It then provides the titles of over 100 children's books that represent a variety of families, cultures, abilities, and identities. The books cover topics like adoption, families with same-sex parents, disabilities, immigration, racism, poverty, and more.
CHUYN 畛 HNH H畛C N THI VO L畛P 10 CC TR働畛NG CHUYN. M畛I THNG TIN C畉N H畛 TR畛 T働 V畉N H畛C T畉P, NG K H畛C, MUA TI LI畛U TON L畛P 9 N THI VO L畛P 10 VUI LNG LIN H畛: 0976.179.282
Childrens books and diversity. Bibliographyhildebka
油
This document provides an overview of resources and books that promote diversity in children's literature. It lists several websites that focus on increasing diversity and inclusion in books. It then provides the titles of over 100 children's books that represent a variety of families, cultures, abilities, and identities. The books cover topics like adoption, families with same-sex parents, disabilities, immigration, racism, poverty, and more.
Presentaci+鐃n manuales de equidad primera parteJovelis15
油
Este documento describe la pol鱈tica p炭blica del Departamento de Educaci坦n de Puerto Rico sobre la equidad de g辿nero y su integraci坦n al curr鱈culo escolar como un instrumento para promover la dignidad humana y la igualdad. La Carta Circular 19-2014-2015 ordena desarrollar estrategias educativas para fomentar la equidad entre hombres y mujeres, identificar contenido sexista en los materiales docentes, y capacitar al personal sobre equidad de g辿nero.
Este documento contiene definiciones de varios sistemas operativos populares como Ubuntu, Android, Windows, Apple OS X, y Linux. Explica que un sistema operativo gestiona los recursos de hardware y provee servicios a programas de aplicaci坦n, y brinda m叩s detalles sobre las caracter鱈sticas y or鱈genes de cada sistema operativo.
New Construction Concrete Systems Pvt. Ltd. (NCCS) is an ISO 9001:2008 certified company with over 40 years of experience providing civil construction services including repairs, retrofitting, waterproofing, flooring, and more. NCCS prides itself on quality workmanship and customer satisfaction. It aims to provide quality service that exceeds client expectations and be the top choice in permanent waterproofing and retrofitting through a collaborative relationship with clients. NCCS undertakes various civil construction projects across residential, commercial, and industrial sectors in India.
Stephen Spaulding is a recruiting and sourcing professional with over 15 years of experience in full life cycle recruitment across multiple industries including medical, technology, consulting, manufacturing, and aerospace. He currently works as a Staffing Consultant for IBM where he leads physician recruitment for Sidra Medical and Research Center in Qatar. Previously he held recruiting roles at Duke University Medical Center and various consulting firms where he specialized in recruiting for academic medical centers, IT positions, and physicians.
Cyberoam offers next-generation security solutions for enterprises, including network security appliances, virtual security appliances, and centralized security management. Their solutions help enterprises secure their networks against emerging threats from trends like virtualization, mobile devices, and web applications. Cyberoam's key technology is their Layer 8 identity-based security that uniquely identifies users to enable granular security policies and reporting.
I. iOS is Apple's mobile operating system used on iPhones, iPads and iPod touch devices. It was originally developed for the iPhone and now supports additional Apple devices.
II. The iOS architecture consists of four main layers - the Core OS layer, Core Services layer, Media layer and Cocoa Touch layer. The Core OS layer interacts directly with hardware while the Cocoa Touch layer provides APIs for building iOS apps.
III. iOS has undergone several major version updates since its initial release in 2007. Some key updates include the addition of third-party apps in 2008, Siri voice assistant in iOS 5, a complete visual redesign in iOS 7 and performance improvements in iOS 9. iOS
Este documento describe diferentes herramientas para crear mapas mentales tanto en escritorio como en la web. Explica qu辿 son los mapas mentales, los tipos existentes y varias aplicaciones populares para cada categor鱈a como Freemind, Bubble.us y MindMeister. Finalmente, incluye ejemplos de mapas mentales y conclusiones sobre la utilidad de estas herramientas.
Risk Assessments-How risk assessments aid in the prevention of catastrophic i...Ryan Green
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How risk assessments aid in the prevention of catastrophic industrial fires and explosions.
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How Risk Assessments can prevent future Disasters
Cyberoam offers next-generation security solutions for enterprises, including network security appliances, virtual security appliances, and centralized security management. Their solutions help enterprises secure their networks against emerging threats from trends like virtualization, mobile devices, and web applications. Cyberoam's key technology is their Layer 8 identity-based security that uniquely identifies users to enable granular security policies and reporting.
Saboreando o Poema - O dedo do tempo no barro da vida - Vander LeeAlex Santos
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Este documento apresenta uma aula sobre o poema "O Dedo do Tempo no Barro da Vida". A aula inclui instru巽探es para preparar a leitura do poema, assistir a um v鱈deo sobre aprendizagem, completar lacunas no poema com palavras-chave e estudar substantivos e adjetivos presentes no texto.
Este documento presenta un proyecto de convivencia para mejorar el ambiente escolar en el Colegio Gustavo Restrepo. El proyecto tiene como objetivo principal incentivar a los estudiantes a mejorar la convivencia a nivel institucional a trav辿s de charlas, actividades extracurriculares y la participaci坦n de docentes, coordinadores y padres de familia. El documento tambi辿n incluye los objetivos del proyecto, las modalidades y la importancia de promover una mejor convivencia entre los estudiantes.
但y l T畉p 5 chuy棚n 畛 To叩n h畛c: H狸nh kh担ng gian c畛a Megabook. C叩c em c坦 th畛 tham kh畉o nh辿!
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C叩c em c坦 th畛 tham kh畉o b畛 s叩ch hay c畛a Megabook t畉i 畛a ch畛 sau nh辿 ;)
http://megabook.vn/
Ch炭c c叩c em h畛c t畛t! ^^
1. HH KG trong c叩c 畛 thi TN THPT www.mathvn.com
1
1. 叩y c畛a m畛t h狸nh ch坦p l m畛t tam gi叩c vu担ng c但n c坦 c畉nh g坦c vu担ng b畉ng a. M畉t b棚n qua c畉nh
huy畛n vu担ng g坦c v畛i 叩y m畛i m畉t b棚n c嘆n l畉i t畉o v畛i 叩y m畛t g坦c 450
.
a. Ch畛ng minh r畉ng ch但n 動畛ng cao h狸nh ch坦p tr湛ng v畛i trung i畛m c畉nh huy畛n.
b. T鱈nh th畛 t鱈ch v di畛n t鱈ch ton ph畉n c畛a h狸nh ch坦p.
2. Cho h狸nh ch坦p tam gi叩c 畛u trong 坦 c畉nh 叩y b畉ng m v m畉t b棚n c坦 g坦c 畛 叩y b畉ng 留.
a. T鱈nh di畛n t鱈ch xung quanh c畛a h狸nh n坦n n畛i ti畉p h狸nh ch坦p.
b. Ch畛ng minh r畉ng chi畛u cao h狸nh ch坦p 達 cho b畉ng: ( ) ( )0 0
sin 30 sin 30
3 cos
m
a a
a
+ -
3. Cho h狸nh l畉p ph動董ng ABCD.ABCD. G畛i O l c叩c giao i畛m c叩c 動畛ng ch辿o c畛a 叩y d動畛i ABCD,
bi畉t OA = a.
a. T鱈nh th畛 t鱈ch h狸nh ch坦p A.ABD, t畛 坦 suy ra kho畉ng c叩ch t畛 畛nh A 畉n m畉t ph畉ng (ABD).
b. Ch畛ng minh r畉ng AC vu担ng g坦c v畛i mp(ABD).
4. M畛t h狸nh ch坦p t畛 gi叩c 畛u S.ABCD c坦 c畉nh 叩y b畉ng a v g坦c ASB b畉ng 留.
a. T鱈nh di畛n t鱈ch xung quanh c畛a h狸nh ch坦p.
b. Ch畛ng minh r畉ng 動畛ng cao c畛a h狸nh ch坦p b畉ng : 2
cot 1
2 2
a a
- .
c. G畛i O l giao i畛m c叩c 動畛ng ch辿o c畛a 叩y ABCD. X叩c 畛nh I c畛a m畉t c畉u i qua 5 i畛m S,
A, B, C, D.
5. Cho h狸nh ch坦p t畛 gi叩c 畛u c坦 c畉nh b棚n t畉o v畛i 叩y m畛t g坦c 600
v c畉nh 叩y b畉ng a.
a. T鱈nh th畛 t鱈ch h狸nh ch坦p.
45
a
BC
A
S
2. HH KG trong c叩c 畛 thi TN THPT www.mathvn.com
2
b. T鱈nh g坦c do m畉t b棚n t畉o v畛i 叩y.
c. X叩c 畛nh t但m m畉t c畉u ng畛ai ti畉p h狸nh ch坦p v t鱈nh b叩n k鱈nh m畉t c畉u 坦.
6. M畛t h狸nh lng tr畛 ABC.ABC c坦 叩y l tam gi叩c 畛u c畉nh a, c畉nh b棚n BB = a, ch但n 動畛ng vu担ng
g坦c h畉 t畛 B xu畛ng 叩y ABC tr湛ng v畛i trung i畛m I c畛a c畉nh AC.
a. T鱈nh g坦c gi畛a c畉nh b棚n v 叩y. T鱈nh th畛 t鱈ch h狸nh lng tr畛.
b. Ch畛ng minh r畉ng m畉t b棚n AACC l h狸nh vu担ng.
7. Cho h狸nh lng tr畛 畛ng ABC.ABC 叩y l tam gi叩c vu担ng t畉i B. Bi畉t BB=AB=h v g坦c c畛a BC
lm v畛i m畉t 叩y m畛t g坦c 留.
a. Ch畛ng minh r畉ng 揃 揃'BCA B CB= v t鱈nh th畛 t鱈ch h狸nh lng tr畛 tr棚n.
b. T鱈nh di畛n t鱈ch thi畉t di畛n t畉o n棚n do m畉t ph畉ng (ACB) c畉t h狸nh lng tr畛.
8. Cho h狸nh ch坦p S.ABCD, 叩y ABCD l h狸nh vu担ng c畉nh a, c畉nh b棚n SA vu担ng g坦c v畛i 叩y v b畉ng a.
a. Ch畛ng minh r畉ng c叩c m畉t b棚n c畛a h狸nh ch坦p l nh畛ng tam gi叩c vu担ng.
b. T畛 A d畛ng ,AM SB AN SD^ ^ . Ch畛ng minh r畉ng ( )SC mp AMN^ .
c. G畛i K l giao i畛m c畛a SC v mp(AMN). T鱈nh di畛n t鱈ch t畛 gi叩c AMKN.
9. Cho h狸nh thang vu担ng 畛 A v D, AD = AB = a, CD = 2a. ( )SD mp ABCD^ , SB t畉o v畛i mp(ABCD)
m畛t g坦c j.
a. Ch畛ng minh c叩c m畉t b棚n c畛a h狸nh ch坦p S.ABCD l nh畛ng tam gi叩c vu担ng.
b. M l trung i畛m c畛a SB. M畉t ph畉ng qua M v CD c畉t SA t畉i N. Ch畛ng t畛 r畉ng NMCD l h狸nh
thang vu担ng. T鱈nh di畛n t鱈ch h狸nh thang vu担ng 坦.
K
O
N
M
D
S
B
A
C
C'
B'
A'
C
B
A
C'
A'
B'
I
C
A
B
3. HH KG trong c叩c 畛 thi TN THPT www.mathvn.com
3
10. T畉t c畉 c叩c m畉t b棚n v m畉t 叩y c畛a h狸nh h畛p ABCD.ABCD l c叩c h狸nh thoi b畉ng nhau c畉nh b畉ng a
v 揃 揃 揃 ( )0
' ' 90BAD BAA DAA a a= = = < .
a. T鱈nh 動畛ng cao c畛a h狸nh h畛p h畉 t畛 畛nh A xu畛ng 叩y ABCD theo a v 留.
b. T鱈nh di畛n t鱈ch m畉t ch辿o AACC theo a v 留.
c. T鱈nh th畛 t鱈ch h狸nh h畛p theo a v 留.
11. 叩y ABCD c畛a h狸nh ch坦p S.ABCD l m畛t h狸nh vu担ng c畉nh a. Hai m畉t b棚n SAB v SAD c湛ng vu担ng
g坦c v畛i m畉t ph畉ng 叩y. G坦c gi畛a SC v m畉t ph畉ng (SAB) b畉ng 300
.
a. T鱈nh th畛 t鱈ch kh畛i ch坦p S.ABCD.
b. X叩c 畛nh t但m v t鱈nh di畛n t鱈ch m畉t c畉u ngo畉i ti畉p h狸nh ch坦p S.ABCD.
12. 叩y ABCD c畛a h狸nh ch坦p S.ABCD l m畛t h狸nh vu担ng. Hai m畉t b棚n SAB v SAD c湛ng vu担ng g坦c v畛i
m畉t ph畉ng 叩y.
a. Ch畛ng minh r畉ng c叩c m畉t b棚n c畛a h狸nh ch坦p l nh畛ng tam gi叩c vu担ng.
b. T鱈nh th畛 t鱈ch kh畛i t畛 di畛n SBCD, bi畉t r畉ng SA = AB = a.
I
O
D
S
B
A
C
D
C
I
O
A
B
S
H
D' C'
B'
C
B
D
A'
A
N M
S
C
A
D
B
4. HH KG trong c叩c 畛 thi TN THPT www.mathvn.com
4
13. 叩y ABCD c畛a h狸nh ch坦p S.ABCD l m畛t h狸nh vu担ng c畉nh a. C畉nh b棚n SA vu担ng g坦c v畛i m畉t ph畉ng
叩y v c滴ng c坦 畛 di b畉ng a.
a. Ch畛ng minh r畉ng SAC v SBC l nh畛ng tam gi叩c vu担ng b畉ng nhau. T鱈nh di畛n t鱈ch tam gi叩c
SAC.
b. T鱈nh th畛 t鱈ch kh畛i t畛 di畛n SABD.
14. 叩y ABC c畛a h狸nh ch坦p S.ABC l tam gi叩c vu担ng c但n (BA = BC). C畉nh b棚n SA vu担ng g坦c v畛i m畉t
ph畉ng 叩y v 畛 di b畉ng a 3 . C畉nh b棚n SB t畉o v畛i 叩y m畛t g坦c b畉ng 600
.
a. T鱈nh di畛n t鱈ch ton ph畉n c畛a h狸nh ch坦p.
b. G畛i M l trung i畛m c畛a c畉nh SC. T鱈nh g坦c gi畛a m畉t ph畉ng (ABM) v m畉t ph畉ng 叩y.
15. Cho h狸nh ch坦p S.ABCD, 叩y l h狸nh vu担ng, c畉nh b棚n SA vu担ng g坦c v畛i 叩y.
a. T鱈nh di畛n t鱈ch c叩c m畉t b棚n c畛a h狸nh ch坦p, bi畉t r畉ng SA = AB = a.
b. Trong DSAB k畉 動畛ng cao AE. Ch畛ng minh r畉ng AE vu担ng g坦c v畛i SC.
16. Cho kh畛i t畛 di畛n ABCD c坦 ba m畉t DAB, DAC, DBC l nh畛ng tam gi叩c vu担ng c但n t畉i D v c湛ng c坦
c畉nh g坦c vu担ng l a.
a. Ch畛ng minh r畉ng tam gi叩c ABC l tam gi叩c 畛u v t鱈nh di畛n t鱈ch c畛a n坦 theo a.
b. V畛i a = 5, h達y t鱈nh th畛 t鱈ch kh畛i t畛 di畛n ABCD.
17. Cho h狸nh ch坦p S.ABCD c坦 叩y ABCD l h狸nh ch畛 nh畉t v c畉nh b棚n SA vu担ng g坦c v畛i 叩y.
a. Ch畛ng minh r畉ng c叩c m畉t b棚n c畛a h狸nh ch坦p l nh畛ng tam gi叩c vu担ng.
b. T鱈nh th畛 t鱈ch c畛a kh畛i ch坦p khi bi畉t AB = 7dm, AC = 25dm, SA = 20dm.
c. T鱈nh di畛n t鱈ch ton ph畉n c畛a h狸nh ch坦p khi bi畉t AB = SA = 3a, AC = 5a.
N
M
C
A
B
S
E
O
D
S
B
A
C
5. HH KG trong c叩c 畛 thi TN THPT www.mathvn.com
5
18. Cho h狸nh lng tr畛 tam gi叩c ABC.ABC n畛i ti畉p trong m畉t c畉u t但m O b叩n k鱈nh r. 叩y ABC c畛a lng
tr畛 l tam gi叩c vu担ng t畉i C, g坦c ABC b畉ng a (00
< a < 900
) v c畉nh b棚n AA b畉ng c畉nh AB c畛a 叩y.
H達y t鱈nh di畛n t鱈ch xung quanh v th畛 t鱈ch kh畛i lng tr畛 theo r v a.
19. Cho h狸nh lng tr畛 畛ng ABC.ABC c坦 叩y ABC l tam gi叩c vu担ng t畉i C, g坦c ABC b畉ng 300
v
AA=AB=2.
a. T鱈nh di畛n t鱈ch xung quanh v th畛 t鱈ch c畛a kh畛i lng tr畛.
b. Ch畛ng minh r畉ng 6 畛nh c畛a h狸nh lng tr畛 c湛ng n畉m tr棚n m畛t m畉t c畉u. H達y x叩c 畛nh t但m v
b叩n k鱈nh c畛a m畉t c畉u.
The end
http://www.mathvn.com
O
D
S
B
A
C
r
A'
B'
C'
A
I
B
C
r
A'
B'
C'
A
I
B
C