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WorksheetsFormulas 8th grade Math
Total questions: 11
Worksheet time: 6mins
Name
Class
Date
1.
What is the formula for finding the hypotenuse?
a)
a + b=c
b)
a2 + b2=c2
c)
a2 - b2=c2
d)
c - a=c
2.
The pythagorean Theorem ONLY works on which triangle?
a)
obtuse
b)
scalene
c)
isosceles
d)
right
3.
To help determine the scale factor of two similar figures I can use what formula
a)
SF = OG/New
b)
SF = New/OG
c)
New = SF/OG
d)
New = OG/SF
4.
What is the radius when the diameter is 42?
a)
40
b)
19
c)
84
d)
21
5.
To calculate the amount of cardboard needed to make a cereal box, which of the following should you find:
a)
Lateral Surface Area
b)
Perimeter
c)
Total Surface Area
d)
Volume
6.
To calculate the amount of paper needed to make a label for a soup can, which of the following should you find:
a)
Lateral Surface Area
b)
Volume
c)
Total Surface Area
d)
Circumference
7.
What is volume?
a)
The amount of space of a 2-D object
b)
The amount of space in a 3-D object
c)
Water
d)
Area
8.
In the formula for surface area of a prism, the P represents...
a)
Perimeter of the base shape
b)
Pyramid
c)
Principal
d)
Perimeter
9.
In the formula V=Bh, what B stand for?
a)
Base
b)
Area
c)
Area of the base shape
d)
height
10.
The height of a prism is the distance between the two bases.
a)
True
b)
False
11.
What is the height of the triangular prism.
a)
6 cm
b)
5 cm
c)
12 cm
d)
11 cm
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