7th Grade Math Concepts Review

What percentage of the overall grade is the final exam worth?

• 40%

• 30%

• 20%

• 10%

What is the formula to calculate the circumference of a circle?

• Circumference = 2 * pi * diameter

• Circumference = pi * diameter

• Circumference = pi * radius^2

• Circumference = 2 * pi * radius

If the diameter of a circle is 12 inches, what is its radius?

• 3 inches

• 12 inches

• 6 inches

• 24 inches

If the radius of a circle is 5 inches, what is its area?

• 78.5 inches squared

• 62.8 inches squared

• 31.4 inches squared

• 25 inches squared

According to the Triangle Inequality Theorem, can side lengths of 4, 6, and 7 form a triangle?

• Yes

• No

• Insufficient information

• Only if they are right-angled

What are complementary angles?

• Angles that add up to 90 degrees

• Angles that are opposite to each other

• Angles that are equal to each other

• Angles that add up to 180 degrees

What is the value of x when 2x + 6 = 96?

• 48

• 45

• 90

• 50

What is the measure of an angle that is supplementary to a 146-degree angle?

• 34 degrees

• 146 degrees

• 44 degrees

• 180 degrees

Using the product rule for exponents, what is 5^3 * 5^4?

• 10^7

• 5^12

• 5^7

• 25^7

What does a base raised to the zero power equal?

• 0

• 1

• Undefined

• The base itself