Question

Find the missing angles of 2 questions.

Answer 1

Answer:

x= - 6

Step-by-step explanation:

$for \: 3 \\ u = 360 - 55 - 145 - 30 - 55 = 75$

$for \: 4 \\ head \: opposite \: angels \\ first \\ 360 - 130 - 130 = 100 \\100 = (2x + 56 + 56) = 2x + 112 \\ 2x = 100 - 112 = - 12 \\ x = - 6$