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Ahat [919]
3 years ago
5

I need help this is a MAJOR test

Mathematics
1 answer:
exis [7]3 years ago
5 0

Answer:

I dont know the answer but I found out how you figure out if lines are supplementary

Step-by-step explanation:

1) let the measure of one of the supplementary angles be a

2) measure of the other angle is 2 times a

3) so the measure of the angle is 2a

4) if the sum of the two angles is 180 degrees then the angles are supplementary

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CosA+cosB+cosC+cos(A+B+C)= cos(A+B).cos(B+C).cos(C+A)
RoseWind [281]

Answer:

cos (A+B+C)

Step-by-step explanation:

as A,B,C, are triangle we have A,B and C as 180

cost

8 0
3 years ago
8n+?=0<br> plz solve i will mark brainliest
Ksivusya [100]

Answer:

negative 8

Step-by-step explanation:

7 0
3 years ago
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12 more than (-17) is<br><br> A. 29 B. -29 C. -2 D. -5
Ivanshal [37]
-5 because 12+-17 is -5
7 0
4 years ago
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Did I do this right? If not please explain!
andrew11 [14]
Yep! Good job, you did it correctly.
Your y-intercept is equal to the constant of the equation (y-int = -2). Your movement/direction (or rise over run) is equal to the variable. Since your variable is x (which can also be written as 1x) means you move up one and over one (rise over run). This is because 1/1 is equal to 1.
5 0
3 years ago
PLEASE!!!!!!!!Evaluate: -5m 2t when m=6, t= -2
garik1379 [7]

Answer:

120

Step-by-step explanation:

-5(6) 2(-2)

-5 x6 = -30. 2 x -2=-4

-30 x -4 = 120

the negatives cancel out :)

4 0
3 years ago
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