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romanna [79]
4 years ago
5

PLEASE ANSWER + BRAINLIEST!!!

Mathematics
1 answer:
max2010maxim [7]4 years ago
8 0

Answer with explanation:

Law of sines, states that, for any triangle , having sides , a , b and c, and angles in front of side a' is ∠A, and angle in front of side b' is represented by ∠B, and angle in front of side c' is represented by ∠C, than we can express it as follows :

  \frac{a}{\sin A}=\frac{b}{\sin B}=\frac{c}{\sin C}\\\\\frac{\sin A}{a}=\frac{\sin B}{b}

Option C

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How many matches are needed to form figure number 9 and 17? explain​
saveliy_v [14]

Answer:

Please find the complete question in the attached file.

Step-by-step explanation:

For point 1:

At this point we make up triangles for the first one makes up by 3 matches figure 2 make up by 5 matches figure 3 makes up by 7 matches.

For point 2:

 4 \ \ 5\ \   6\ \   7\ \   8  you can try to  

9 \ \  11\ \ 13 \ \ 15 \ \ 17 draw to find  values  

For point 3:

number of matches= 1+2 \times \ figure\  number\\\\

For point 4:

1+2 \times 9=19 \ \ (use \ law \ of\  (iii)) \\\\1+2 \times 17=35

3 0
3 years ago
in each of the following divide the second number by the first number and find the quotient:3/4,-3/8​
madam [21]

Answer:

-3

Step-by-step explanation:

-3/8÷3/4

=-3/8×4/3

=-6/2

=-3

5 0
3 years ago
6r + 7 = 13 + 7r what is r
kumpel [21]

Answer:

6r+7=13+7r

6r+7=7r+13

6r+7−7r=7r+13−7r

−r+7=13

−r+7−7=13−7

−r=6

\frac{-r}{-1} = \frac{6}{-1}

r=−6

Step-by-step explanation:

:) This is the answer

6 0
3 years ago
Read 2 more answers
Find the slope of the line passing through the points(3,-9) and(2,-2) .
tino4ka555 [31]

Answer:

-7

Step-by-step explanation:

m=(y2-y1)/(x2-x1)

m=(-2-(-9))/(2-3)

m=(-2+9)/-1

m=7/-1

m=-7

5 0
3 years ago
A comparison of students’ High School GPA and Freshman Year GPA was made. The results were: First screenshot
Mkey [24]

Answer:

freshman are smarter

Step-by-step explanation:

4 0
2 years ago
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