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8th Grade Math
Weekly Review #8
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Period ________Due Date _________________
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1. How many degrees are in complementary
angles?
1
3. Solve: 5 = 2 𝑚 + 3
2. Set up and solve an equation to find the value
of x. Find the measure of ∠𝐴𝑂𝐵 and of ∠𝐵𝑂𝐶.
4. Find the missing angle measure.
5. In a pair of complementary angles, the measurement of the larger angle is three times that
of the smaller angle. Find the measurement of the two angles.
First, write an equation based on the information above. Solve.
6. The measure of two complementary angles 7. Write an equation that will have one unique
solution.
are (7x)o and (3x)o. Set up and solve an
equation to determine the measurements of
the two angles.
8. Simplify: 62 × 65
9. Simplify: 450
10. Five angles are at a point. The measurement of each angle is one of five consecutive,
positive whole numbers. Determine the measurements of all five angles.
(solve the equation first!)
× +(× +1) + (× +2) + (× +3) + (× +4) = 360