afranklin1383 afranklin1383

17-09-2021
Mathematics

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Can someone tell me the answer for this please

Can someone tell me the answer for this please class=

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colinspurdle colinspurdle

17-09-2021

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

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