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Chapter 8 Review
Game!
h
h
1.
4.
2.
3.
10 cm
cm
4 cm
cm
cm
2.5 cm
3 cm
Find the area of the parallelogram
ANSWERS
1. 62cm?
2. 45cm?
3. 24cm?
4. 15cm?
1.
4.
2.
3.
Find the perimeter of the triangle
4 in
ANSWERS
1. 15in
2. 12in
3. 12in
4. 15in
1. 2.
3. 4.
4 cm
3cm
6 cm
Find the area of the triangle
ANSWERS
1. 33cm?
2. 6cm?
3. 10cm?
4. 12cm?
1.
3. 4.
2.
Find the area of the trapezoid
11cm
14cm
7cm
ANSWERS
1. 138cm?
2. 120cm?
3. 87.5cm?
4. 130cm?
GROUP PROBLEM!!!!!
? Find the total
area (measured
in feet) of the
irregular shape.
? Send #1 to go
write it on the
board once you
have your
answer.
Answer
44 ft?
1.
4.3.
2.
Find the circumference of the circle
8cm
6 cm
ANSWERS
1. 18.85cm
2. 18.85cm
3. 25.13cm
4. 25.13cm
Find the area of the circle
1.
3. 4.
2.
6 cm
8cm
ANSWERS
1. 28.27cm?
2. 12.57cm?
3. 78.54cm?
4. 50.27cm?
1.
3.
2.
4.
Estimating Square Roots
Laura has a square rug with an
area of 120 ft? (recall the area
formula for a square). About
how long is one side of her
rug?
Mark has a square rug with an
area of 65 ft? (recall the area
formula for a square). About
how long is one side of his
rug?
Karen has a square rug with an
area of 80 ft? (recall the area
formula for a square). About
how long is one side of her
rug?
Shelby has a square rug with
an area of 99 ft? (recall the
area formula for a square).
About how long is one side of
her rug?
ANSWERS
1. 11 ft
2. 8 ft
3. 9 ft
4. 10 ft
1.
4.3.
2.
Rational or Irrational?
45.3456743¡­
ANSWERS
1. Rational
2. Rational
3. Irrational
4. Irrational
1. 2.
3. 4.
Find the missing side length using the Pythagorean Theorem
cm
cm
6 cm
7 cm
ANSWERS
1. 5cm
2. 5.3 cm
3. 5.7cm
4. 13cm
GROUP PROBLEM!!!!!
? A helicopter rose
vertically 300
meters and then
flew east 500
meters. How far is
the helicopter
now from its
starting place?
Answer
583.1 meters
Name the figure
1. 2.
4.3.
ANSWERS
1. Pentagonal Prism
2. Pentagonal Pyramid
3. Cone
4. Triangular Pyramid
1.
4.
2.
3.
Find the surface area of the prism
10cm
7cm
16 cm
ANSWERS
1. 108cm
2. 111cm
3. 471.2cm
4. 428.8cm
1.
3. 4.
2.
Find the volume of the rectangular prism
ANSWERS
1. 120cm?
2. 60cm?
3. 2560cm?
4. 60cm?
1. 2.
3. 4.
Find the volume of the triangular prism
ANSWERS
1. 96cm?
2. 66cm?
3. 144cm?
4. 720cm?
1. 2.
3. 4.
Find the volume of the cylinder
ANSWERS
1. 785.4cm?
2. 50.3cm?
3. 502.7cm?
4. 3015.9cm?

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