Finding Missing Angles Worksheet



Find the measure of all the missing angles.

1. 2. 3.

a = _____ a = _____ a = _____

b = _____ b = _____

c = _____ c = _____

d = _____

4. 5. 6.

a = _____ a = _____ a = _____

b = _____ b = _____ b = _____

c = _____ c = _____ c = _____

d = _____ d = _____

e = _____ e = _____

Fill in each blank with a true statement.

7.

8.

9.

10.

Write and solve an equation to find the missing angle measures.

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Find the missing angle measure using any method.

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20. What is the measure of an angle, if three is subtracted from twice the supplement and the result is 297 degrees?

21. Construct an angle that measures 25 degrees. Label it with points A, B, C.

22. Construct supplementary adjacent angles in which one measures 120 degrees. Label it with M, A, T, H.

23. Construct a pair of vertical angles. Label it with A, N, G, L, E.

24. What is the measure of angle FUN? 25. What is the measure of angle SUN?

26. Are angle EFG and angle GFH complementary? Why?

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are supplementary,

If an angle is obtuse, then its supplement must be an __________________ angle.

12.

11.

14.

13.

16.

15.

19.

18.

17.

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