Question

answer fast please friends​

Answer 1

Answer:

(e) 120 degrees

Explanation:

in equilateral triangle, all angles are equal. Also, the sum of the angles should equal 180 degrees. So, each angle equals 180/ 3 = 60 degrees. Using exterior angle property, we can say that r equals 120 degrees. ( we can also say that r equals 120 degrees because 180 - 60 equals 120 degrees )

Answer 2

Answer:

e) angle r = 120°

Step-by-step explanation:

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