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gtnhenbr [62]
3 years ago
8

Someone please help me!!! I’m stuck and need help!

Mathematics
1 answer:
denpristay [2]3 years ago
6 0

Answer:

12

Step-by-step explanation:

These triangles are similar using the AA theroem. This means there sides are in corresponding proportion.

Side AR and Side TE are corresponding. Use this proportion.

\frac{6}{8}

This side the triangle SAR side lengths are 3/4 of side lengths of triangle SET.

We know that RS+ST=21

And that RS=3/4(ST).

\frac{3}{4} x + x = 21

1.75x = 21

x=12.

Side ST is 12

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Product of 2.8 and 5.1
rewona [7]

Answer:

14.28

Step-by-step explanation:

2.8 times 5.1= 14.28

Hope this helps

-Amelia

3 0
3 years ago
Christina knits a scarf for each of her 7 friends. Altogether, the scarfs had a total length of 39.9 ft. if each scarf has the s
Vikki [24]

The length of each scarf knitted for the 7 friends given the total length of the scarf altogether is 5.7 ft

<h3>Length of each scarf</h3><h3 />
  • Number of friends = 7
  • Total length of scarf = 39.9 ft

Length of each scarf = Total length of scarf / Number of friends

= 39.9 ft / 7

= 5.7 ft

Therefore, the length of each scarf knitted for the 7 friends given the total length of the scarf altogether is 5.7 ft

Learn more about length:

brainly.com/question/2217700

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4 0
2 years ago
2÷3 ? 4÷5 A. &gt; B. &lt; C. =
schepotkina [342]

Answer: B

Step-by-step explanation:

To know the inequality, we can divide the numbers on each side to see what belongs in the middle.

0.67 ? 0.80

We can see that 0.67 is smaller than 0.8. Therefore, the inequality should be <.

0.67<0.8

7 0
3 years ago
I have a math test coming up and this geometry stuff is just always confusing me. With that said if you could explain your answe
klemol [59]

Answer:

They should all be true because she is 56 inches tall and the minimum for the roller coasters is 54 inches. So its probably the same minimum for the drop tower.

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
Solve the letter f question please
olga2289 [7]

Answer:

  3 79/100

Step-by-step explanation:

  3\dfrac{1}{5}+2\dfrac{1}{5}\div\dfrac{5}{11}-3\dfrac{2}{5}\times\left(-1\dfrac{1}{4}\right)\qquad\text{given}\\\\=\dfrac{16}{5}+\left(\dfrac{11}{5}\cdot\dfrac{11}{5}\right)-\left(\dfrac{17}{5}\cdot\dfrac{5}{4}\right)\\\\=\dfrac{16}{5}+\dfrac{121}{25}-\dfrac{17}{4}=\dfrac{320+484-425}{100}=\dfrac{379}{100}\\\\=\boxed{3\dfrac{79}{100}}

8 0
3 years ago
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