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stiv31 [10]
2 years ago
15

PLS NO LINKS, rlly need help

Mathematics
1 answer:
maksim [4K]2 years ago
7 0

Answer:

not sure about this one.

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What is the volume of a cylinder of radius 4cm and length of 8cm. famula π=3.14​
jarptica [38.1K]

Answer:

401.92 cm^3

Step-by-step explanation:

The volume of a cylinder is given by

V = pi r^2 h  where r is the radius and h is the height

V = (3.14) (4)^2 *8

V= 401.92

7 0
3 years ago
How many heads would you expect if you flipped a coin twice? First, fill in the table below with the correct probabilities. Hint
nata0808 [166]

Answer:

1

Step-by-step explanation:

hope Im right!

4 0
3 years ago
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If your car can travel 20 miles on 1 gallon of fuel how many litres were used to travel 130 miles? Step by step
Bezzdna [24]

Answer:2600 Gallons

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3 years ago
-1/4×3/5×-2/5 what dose this Equal
Makovka662 [10]

Answer:

0.06

Step-by-step explanation:

Just type it into your calculator. For me its easier to not try and do it in your head. Plus you'll always have a calculator with you if you have a phone.  

6 0
3 years ago
Complete the equation: x^2+8x + _=(_)^2
pentagon [3]

Answer:

x^2+8x+<u>1</u><u>6</u><u>=</u><u>(</u><u>x-4</u><u>)</u><u>^</u><u>2</u>

<em><u>EXPLANATION</u></em><em><u>:</u></em>

<u>(</u><u>a</u><u>+</u><u>b</u><u>)</u><u>^</u><u>2</u><u>=</u><u>a2</u><u>+</u><u>2</u><u>.</u><u>a</u><u>.</u><u>b</u><u>+</u><u>b2</u>

<u>we</u><u> </u><u>have</u><u> </u><u>to</u><u> </u><u>break</u><u> </u><u>the</u><u> </u><u>middle</u><u> </u><u>term</u><u> </u><u>i</u><u>n</u><u> </u><u>2</u><u>a</u><u>b</u><u> </u><u>here</u><u> </u><u>a</u><u> </u><u>is</u><u> </u><u>x</u><u> </u><u>then</u><u> </u><u>2</u><u>x</u><u>b</u><u>=</u><u>8</u><u>x</u><u>,</u><u> </u><u>=</u><u>></u><u> </u><u>b</u><u>=</u><u>4</u><u>,</u><u> </u><u>but</u><u> </u><u>value</u><u> </u><u>of</u><u> </u><u>a</u><u> </u><u>and</u><u> </u><u>b</u><u> </u><u>to</u><u> </u><u>get</u><u> </u><u>the</u><u> </u><u>req</u><u>uired</u><u> </u><u>equation</u><u>!</u>

8 0
3 years ago
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