Question

Help needed i have 14 questions anybody wanna help help me with ALL

Answer 1

Greetings from Brasil...

Here we have supplementary angles, that is, the sum of both results in 180. Therefore,

A + B = 180 ⇔ ∠1 + ∠2 = 180

∠1 + ∠2 = 180 by defining supplementary angles

143 + ∠2 = 180

∠2 = 180 - 143

∠2 = 37°