Question

Two angles of a triangle are equal and the third angle is greater than each one of them by 18⁰. Find the third angle. *

70⁰
72⁰
80⁰
54⁰​

Answer 1

Explanation:

72 degree

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Answer 2

Answer:

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let the unknown angle be x

so

x +x+x+ 18 = 180

3x+18 =180

3x= 180 -18

3x = 162

x= 162 /3

x =54

x + 18 = 72

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