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Find the measure of angle a.
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4 votes
Find the measure of angle a.

Find the measure of angle a.-example-1
User Gidget
by
6.6k points

1 Answer

5 votes

Answer:

a = 127°

Explanation:

The 3 angles lie on a straight line and have a sum of 180°, that is

15° + a + 38° = 180°

53° + a = 180° ( subtract 53° from both sides )

a = 127°

User Kwoner
by
7.5k points
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