Answer:
m∠1 = 50°, m∠2 = 90°, m∠3 = 40°, and m∠4 = 50°
Step-by-step explanation:
Angles on straight line are equal;
Vertical angles are equal,
Complementary angles add up to 90°.
Angles on straight line adds up to 180°
use photo math For that Problem It would work Mate.
1st one
168
you would times 3.75 by 82 and subtract the answer from 2071.50 and get 1764 then divide 1764 by 10.50 and get 168
20