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zloy xaker [14]
3 years ago
15

The radius of a circle is 8 millimeters. What is the circle's area?Use 3.14 for ​PI

Mathematics
1 answer:
UkoKoshka [18]3 years ago
6 0
200.96 millimeters I believe. The formula for the area of a circle is pi r^2 :)
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A rectangle has perimeter 70 cm and length 29 cm. What is its width?
Murrr4er [49]

Answer:

6 cm

Step-by-step explanation:

70=29+29+2x

70=58+2x

70-58=2x

12=2x

12/2=x

6=x

Check: 29+29+6+6=70

4 0
3 years ago
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Find the perimeter of the rectangle below.<br> 5x2 - 6<br> 2x2
PIT_PIT [208]
The answer Is 4! Good luck
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3 years ago
Work out the area of the rectangle using a calculator and giving your answer as a mixed number. 4 1/5 cm and 1 4/9 cm.​
charle [14.2K]

Answer:

6\frac{1}{15} cm²

<u>area of rectangle</u>:

length * width

4\frac{1}{5}* 1\frac{4}{9}

\frac{21}{5} *\frac{13}{9}

\frac{7}{5}  * \frac{13}{3}

\frac{91}{15}

6\frac{1}{15}

8 0
2 years ago
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Randy has 24 stuff animals. 1/3 are brown. How many of the stuff animals are not brown?
kirza4 [7]

Answer:

16

Step-by-step explanation:

If 1/3 are brown that means 8 animals are brown therefore 16 is how many are not brown

6 0
2 years ago
A=2b^3-1 what's the value of b if a is 13
skelet666 [1.2K]
\sf~A=2b^3-1

Plug in A = 13

\sf~13=2b^3-1

Add 1 to both sides:

\sf~14=2b^3

Divide 2 to both sides:

\sf~7=b^3

Find the cube root of both sides:

\sf~b=\sqrt[3]{7}

\sf~b\approx~1.91
5 0
3 years ago
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