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Find the value of x° 30° A. 75 B. 70 C. 60 D. 80
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2 votes
Find the value of x° 30°

A. 75
B. 70
C. 60
D. 80

Find the value of x° 30° A. 75 B. 70 C. 60 D. 80-example-1
User Auraseer
by
7.9k points

2 Answers

1 vote

30° + 2x = 180°

2x = 180° - 30°

2x = 150°

x = 150° : 2

x = 75° (A)

User Robert Durgin
by
8.6k points
5 votes

Answer:

A. 77

Explanation:

This is an isosceles triangle, if the top angle is 30 then the other two angles' sum is 150 and equal to each other so the answer is 75.

User Amow
by
8.6k points
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