Can someone tell me the answer for this please

asked Jul 7, 2022 213k views

2 votes

by Gerry

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5 votes

Exterior angle equals sum of interior opposite angles
10x = 7x + 30
3x = 30
x = 10 so the exterior angle = 10 x 10 = 100 degrees

Amethystic answered Jul 13, 2022

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