Math, asked by lakshanaRLTS, 3 months ago

The angles of a quadrilateral are 80°, 100°, x°, (x + 10)°. Find the value of x.

Answers

Answered by Sahasra010408

1

Answer:

x = 85

Step-by-step explanation:

The sum of Angles of an Quadrilateral = 360

80 + 100 + x + (x+10) = 360

190 + 2x = 360

2x = 360 - 190 = 170

2x = 170

x = 170/2 = 85

x = 85

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