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Question

asked Jul 18, 2022 21.7k views

1 Answer

Thomas Tempelmann · Answer 1 · 2022-07-23T17:06:21+0000

Answer:

x = 6

m∡ABC = 135°

Explanation:

∡ABE ≅ ∡CBD therefore we can create the following equation:

3x + 27 = 45

3x = 18

x = 6

∡CBD and ∡ABC are supplementary so 180 - ∡CBD = m∡ABC

180 - 45 = m∡ABC

m∡ABC = 135°