Math, asked by tufailmodassir19, 2 months ago

the two interior opposite angles of an exterior angle of a triangle are 20degree and 70degree. find the measure of the exterior angle​

Answers

Answered by eva941
1

Answer:

let the interior opposite angles be a and b

let the exterior angle be c

a=20

b=70

a+b = c (exterior angle property)

20 + 70

=90degrees

exterior angle c = 90°

Hope you understood

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