102k views
3 votes
I need help on this math problem

I need help on this math problem-example-1
User Fchen
by
4.6k points

1 Answer

2 votes

Answer:

B, C, D

Explanation:

7x + 1 + 105 = 180

7x = 74

x = 74/7

4y + 14 + 7y + 1 = 180

11y = 165

y = 15

m<A = 4y + 14 = 4(15) + 14 = 74°

m<B = 7x + 1 = 7(74/7) + 1 = 75°

m<C = 7y + 1 = 7(15) + 1 = 106°

Answer: B, C, D

User Kane Cheshire
by
4.7k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.