Register
What is the measure of angle B in the triangle shown above? А. 75 В. 180 С. 20 D. 70
216k views
25 votes
What is the measure of angle B in the triangle shown above?

А. 75
В. 180
С. 20
D. 70

What is the measure of angle B in the triangle shown above? А. 75 В. 180 С. 20 D. 70-example-1
User Mikaal Anwar
by
7.7k points

2 Answers

10 votes
D: 70 That is the measure of angle B in the triangle
User Terik
by
8.3k points
7 votes
2x + 30 +3x + 15 + 3x -25 = 180
Add like terms 8x + 20 = 180 subtract 20 from both sides
8x = 160 Divide by 8 both sides
X= 20
Angle b is = 2x + 30 substitute x value
B = 2(20) + 30
B = 70 degree the answer is D
User Noodlejutsu
by
7.5k points
← Prev Question Next Question →

No related questions found

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
Write words to match the expression. 24- ( 6+3)
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
Link Copied!