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Find the measure of angle 4.
O 130
O 75
O 4
O 69

Find the measure of angle 4. O 130 O 75 O 4 O 69-example-1
User Felixgaal
by
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1 Answer

5 votes

Explanation:

the sum of all angles in a triangle is always 180°.

so,

180 = 60 + 45 + angle4 = 105 + angle4

75° = angle4

User Alessandrob
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