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evablogger [386]
3 years ago
14

Use the formula A=2πrh to find the area of the curved surface of each of the cylinders below. (Express your answers correct to 1

decimal place.)

Mathematics
1 answer:
shusha [124]3 years ago
3 0

Answer:

here,

A=2×22÷7×17/2×21

A=22×17×3

A=1122 sq.cm

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a rectangular prism and its dimensions are shown in the drawing .What us the total surface area of the rectangular prism in Squa
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Answer:

Superficie de un prisma rectangular fórmula

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Step-by-step explanation:

4 0
3 years ago
The perimeter of a square is 40 inches...Determine the area of the square ... A.) 160 square inches B) 10 square *inches C) 100
marysya [2.9K]
P=4s

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4 0
3 years ago
Find the product: (50z + 20)(10z + 4) ( 1 ) 12. Find the product: (88a + 80)(8a + 8)
vaieri [72.5K]

Answer:

1. 60z, 36

2. 96a, 88

Step-by-step explanation:

1.

First, find the like terms for z. (60z)

Second, find the like terms for 20, 4, and 12. (36)

2.

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7 0
3 years ago
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What is the 8th term in the arithmetic sequence defined by the explicit formula An = 2n + 7
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9514 1404 393

Answer:

  23

Step-by-step explanation:

Put 8 in the formula and do the arithmetic.

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5 0
3 years ago
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Keith_Richards [23]
The area of the new square is 9k. For example if in the original square, each side was 2, then k=4. 2*3=6 so each side would be 6 long. 6*6 is 36 so the new square's area is 9 times the original.
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