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3 years ago

The diameter of a circle is 16 in. Find its area in terms of pi

Mathematics

2 answers:

QveST [7]3 years ago

7 0

Answer:

64pi

Step-by-step explanation:

To find the raidus we divide the diameter by 2

Radius = 16/2 = 8

Area = pi*8^2 = 64pi

IrinaK [193]3 years ago

5 0

Answer:

64pi

Step-by-step explanation:

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In a classroom 12 students are wearing glasses, while 6 are not. What percent of the students are wearing glasses? Explainnn

ASHA 777 [7]

Answer:

66,666666666666666666666666666666666667% :))

Step-by-step explanation:

total number of students in 1 class: 12 + 6 = 18 students

percentage of student wearing glasses are:

$\frac{12}{18} \times 100 = 66.666666667\%$

Done :))

4 0

3 years ago

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3 years ago

Read 2 more answers

120-2x=30, what’s x?

KiRa [710]

Step-by-step explanation:

-2x=30-120

-2x = -90

=x = -90/-2

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3 years ago

Find the solutions to x2 = 28.

mr Goodwill [35]

Answer: $x = \pm2\sqrt{7}\\\\$

Work Shown:

$x^2 = 28\\\\x = \pm\sqrt{28}\\\\x = \pm\sqrt{4*7}\\\\x = \pm\sqrt{4}*\sqrt{7}\\\\x = \pm2\sqrt{7}\\\\$

This can be rewritten into $x = 2\sqrt{7} \ \text{ or } \ x = -2\sqrt{7}$

7 0

3 years ago

720 over P = 9, what's P

snow_tiger [21]

Answer:

Step-by-step explanation:

720/P = 9/1

Cross multiply.

9P = 720

P = 720/9

P = 80

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3 years ago