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Write an equation that could be used to find the value of x using the interior angles of ∆ABD, then solve the equation.
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5 votes
Write an equation that could be used to find the value of x using the interior angles of ∆ABD, then solve the equation.

Write an equation that could be used to find the value of x using the interior angles-example-1
User Yosra
by
5.5k points

2 Answers

2 votes

Answer:

55 + 50 + 2x+3 + 2x+8 = 180

x = 16

Explanation:

55 + 50 + 2x+3 + 2x+8 = 180

113 + 4x = 180

4x = 64

x = 16

User Mithilesh Izardar
by
5.1k points
5 votes

Answer:

equation: 55 + (2x + 3) + 90 = 180

55 + 2x + 3 + 90 = 180

2x + 148 = 180

2x = 32

x = 16

User Bcleary
by
5.2k points
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