Question

Find the measure of 'x' in each of the following:
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Answer 1

Answer:

i) 45 degree

ii)30degree

the same question was in my previous book

Answer 2

( i ) Interior angles are :

90⁰+135⁰+75⁰ = 300⁰

4th angle = 360⁰ – 300⁰ = 60⁰

x = 180⁰ – 60⁰ = 120⁰

( ii ) 360/5 = 72⁰