Can someone pls help me with this?

A

Step-by-step explanation: 3(1)+k =8 8-3=5

96 39 cause 135 -96=39 im smart (i used a calculater)

m∠5 + m∠3 = m∠1   is true.

m∠5 + m∠6 = 180 is true

m∠2 +m∠3 = m∠6   is true

m∠2 +m∠3 +m∠5 = 180   is true