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Ray Of Light [21]
3 years ago
12

If anyone can solve these problems ill give brainiac answers

Mathematics
1 answer:
soldier1979 [14.2K]3 years ago
7 0

Answer:

1: (2*10)+(2*9)=38 the perimeter of ABCD is 38.

2: The angle size of D is 63°.

3: 112

4. 8

5. I don't know sorry.

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2

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A cylinder has a height of 14 millimeters. Its volume is 17,584 cubic millimeters. What is the radius of the cylinder?
kondor19780726 [428]

Answer:

V = πr2h (Volume of a cylinder is the area of a circle times its height). V = 8167.14. π = 3.14. h = 9.

Step-by-step explanation:

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Andrej [43]

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PLEASE HELP ME!!!..
Alex17521 [72]

Step-by-step explanation:

By Pythagoras' Theorem, we have

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4 0
3 years ago
Find the number such that twice its square root is 14.​
NISA [10]

Answer:

49

Step-by-step explanation:

Let  be the unknown number. Twice means times 2. So, the mathematical sentence should be .

Divide both sides by 2.

   

To remove the radical symbol, raise both sides to the second power.

 

Thus, the answer is 49. Twice the square root of 49 is equal to 14.

*CREDIT* goes to CebuMath: https://brainly.ph/question/1047782

HE SOLVED THIS NOT ME.

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