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kakasveta [241]
2 years ago
14

Find the length of the third side. If necessary, round to the nearest tenth. 6 5​

Mathematics
1 answer:
Lady bird [3.3K]2 years ago
7 0

Answer:

7.81

Step-by-step explanation:

Pythagorean theorem

\sqrt{6^{2} +5^{2} }

\sqrt{61}= 7.81

c = 7.81

Law of Cosines

c=\sqrt{b^{2} +a^{2}-2ba*cos(C) }

c=\sqrt{6^{2}+5^{2}-((2*6*5)*cos(90))  }

c = 7.81

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NEED HELP!!!!!!!!!!!!!!!!! Math problem! Please help!
Elanso [62]

Answer:

You are correct, it is C.

8 0
3 years ago
There is a bag filled with 5 blue, 4 red and 3 green marbles.
valentinak56 [21]

Answer: 2/12 (1/6 simplified)

Step-by-step explanation:

5+4+3=12

2 marbles of the same color

2/12

2/2=1

12/2=6

4 0
3 years ago
The formula is: <br><img src="https://tex.z-dn.net/?f=v%20%3D%20%20%5Cfrac%7B4%7D%7B3%7D%5Cpi%20%7Br%7D%5E%7B3%7D%20" id="TexFor
uranmaximum [27]

Answer:

Volume of hemisphere=

<u>\frac{2}{3} \pi   {r}^{3}</u>

<u>Volume</u><u> </u><u>of</u><u> </u><u>sphere</u><u>=</u><u> </u>

<u>\frac{4}{3} \pi {r}^{3}</u>

Step-by-step explanation:

\frac{2}{3}  \times  \frac{22}{7}  \times  {8}^{3}

Using calculator=

1072.761905

Round to the nearest tenth=

1072.8

5 0
3 years ago
Different sizes of string needs to be cut to go around various shapes. All of the following sizes are in inches.
Brilliant_brown [7]

Answer:

first one

Step-by-step explanation:

6 0
3 years ago
What is the answer to 3 1/2r=28
Lorico [155]
3 1/2r=28
3.5r=28
cross of 3.5 and r remains
divide 28 and 3.5
and r=8
r=8
4 0
3 years ago
Read 2 more answers
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