Question

In the figure at right, line ​l​ is a line of symmetry, m∠B=8x-4°, and m∠D=2x+14°. Use this information to write an equation and solve for ​x​. Hint: Set ∠B = ∠D

Answer 1

Answer:x=3

Given: angle B = angle D

So, 8x-4=2x+14

8x-2x=14+4

6x=18

Therefore, x=3