swatisarang80 swatisarang80
  • 20-08-2021
  • Mathematics
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What is the value of exterior

What is the value of exterior class=

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malakzuhair17
malakzuhair17 malakzuhair17
  • 20-08-2021
The sum of interior angles of this pentagon is 540 ( 180(5-2)=540)
So it is : 85+120+90+2x-10+180-x=540. ( in case you ask where did I get 180-x , it is bc the line is 180 degree so minus x it will help us find one of the interior angles)
So x+465=540. x=75
The value of exterior is 75
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