pandaspiewak
pandaspiewak pandaspiewak
  • 22-06-2021
  • Mathematics
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Please help me on this question

Please help me on this question class=
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Fifhermanaax
Fifhermanaax Fifhermanaax
  • 26-06-2021

Answer:

ans: 80 °

Step-by-step explanation:

given two triangle are isosceles triangle so,

triangle having angle a;

a + 2d = 180

d = 54° ( since a= 72°)

d is vertically opposite to angle of triangle containing x,

similar reason for b ,

hence

x+ d + b = 180

x = 180 - 54 - 46

= 80°

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