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Vesna [10]
3 years ago
8

Something proportion for B: 12 / 15 equals 20 / B

Mathematics
1 answer:
GuDViN [60]3 years ago
8 0
This is the method of cross multiplication.

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3 years ago
Tamu ran 30 minutes and burned 170 calories.
OLga [1]

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it's C.

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3 years ago
Simply the given expressions below.
Setler [38]

Step-by-step explanation:

a) 4x + 8 - 2x + 7

= 2x +15

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8 0
2 years ago
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4 0
3 years ago
Find the volume of a cylinder with height 14.7 cm and diameter 10.5 cm.
velikii [3]

Hello!

The volume of a cylinder is found by using the formula: V = πr²h.

The problem has given us the height of the cylinder, which is 14.7 centimeters, and the diameter which is 10.5 centimeters. The volume of a cylinder requires the radius, so therefore, to find the radius, divide the diameter by half, and that will give the radius.

R = 10.5 / 2

R = 5.25 centimeters

With that radius and the height, we can find the volume of the cylinder.

V = π(5.25)²(14.7)

V = 27.5625(14.7)π

V = 405.17π, 1272.23 (multiplied by 3.14), 1272.88 (multiplied by π)

Therefore, the volume of this cylinder is 1272.88 centimeters³.

5 0
4 years ago
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