Unit 3 Practice Test
Find the volume.
mm3
Find the volume.
in3
Find the volume.
mm3
Find the volume. Round to the nearest hundredth.
cm3
Daniel lost the key to his house. There is a window 20 feet above the ground that Daniel can climb through to get into the house. He has a 32 foot ladder. How far can he place the ladder from the house and still be able to reach the window? (Round to the nearestwhole number.)
25 feet
28 feet
18 feet
38 feet
What equation would you use to find 
whether or not a triangle with 
sides 5, 7, 8 is a right triangle?
82 - 72 = 62
82 + 62 = 72
52 + 72 = 64
10 + 14 = 16
A triangle has sides of 11, 7, and 12. 
Is this a right triangle?
yes
no
Find the length of the missing side.
(Estimate to the nearest tenth.)
Find the length of the missing side.
cm
Solve:   5x2 = 720
x = 
Solve:   8x3 = 216
x = 
Find the volume.
cm3
The volume of a cylinder is 324∏ cubic feet. 
If the height of the cylinder is 9 feet, 
what is its radius?
feet
Volume of the cylinder is 1/3 the volume of the cone
Volume of the cone is 1/3 the volume of the cylinder
Volume of the cone is 1/2 the volume of the cylinder
Volume of the cone is 3 times the volume 
    of the cylinder
How is the volume of a cone related to the 
volume of a cylinder with the same height
 and diameter?
Determine the length of the line segment. 
Round your answer to the nearest tenth.
Determine the length of the line segment. 
Round your answer to the nearest tenth.
The vertices of 3 squares are joined to form 
a right triangle. What is the area of the 
largest square?
cm2
The volume of a cylinder is 93 in3. What is 
the volume of  a cone with the same height 
and radius?
in3
How much longer is the Maple Ave./Silver St. 
route to the park than the Canyon Trial route?
miles
Count the squares to determine the length of 
     the sides
The legs added together equals the hypotenuse
The squares of the legs added together equals 
     the square of the hypotenuse.
The square root of the hypotenuse equals the 
    side lengths
Explain the proof of the Pythagorean Theorem.
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