A few days ago
Anonymous

math help with angles?

1. Angle ABC is a straight angle. The measure of angle ABD=4x and the measure of angle DBC=5x+9. Find the measure of angle DBC.

A)19

B)76

C)104

D)180

2. Angle ABC is a straight angle. The measure of angle ABD=6x-5 and the measure of angle DBC=2x+1. Find the measure of angle ABD.

A)23

B)47

C)121

D)133

3.Ray SU bisects angle RST. The measure of angle RSU=6x-3 and the measure of angle UST=5x+4. Find the measure of RSU.

A)7

B)39

C)41

D)78

Top 4 Answers
A few days ago
gateach

Favorite Answer

1. 4x + 5x + 9 = 180

9x + 9 = 180

9x = 171

x = 19

Angle DBC = 5(19) + 9 = 104 Correct answer is C

2. 6x -5 + 2x + 1 = 180

8x – 4 = 180

8x= 184

x = 23

Angle ABD = 6(23) – 5 = 133 Correct answer is D

3. 6x – 3 = 5x + 4

x = 7

RSU = 6(7) – 3 = 39 Correct answer is B

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A few days ago
Anonymous
I could tell you but you won’t learn. Next time do two of the problems and put one up. Then I will help you.
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A few days ago
Anna
1)A

2) B

3) A

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A few days ago
Anonymous
Do your own homework!
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