Question

Maths triangles class 7 find X
X = 8 Explain why

Answer 1

Answer:

7x + 3x + 100 = 180 (angle sum property of triangles)

10x + 100 =180

10x = 180-100 = 80

10x=80

x = 80/10

x= 8 degree

Step-by-step explanation:

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