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36 votes
36 votes
Exterior angle equation is 3p-15 interior angles are p and p+15

User Siur
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1 Answer

15 votes
15 votes

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Answer:

p = 30

angles 30°, 45°; exterior: 75°

Explanation:

The exterior angle is equal to the sum of the remote interior angle:

3p -15 = p + (p +15)

p = 30 . . . . . . . . . . . . . add 15-2p

The interior angles are 30°, 45°; the exterior angle is 75°.

User Meg Sharkey
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2.6k points