If the center is (0, 0), then there is no side to side or up or down motion. The center is at the origin. The standard form of a circle is (x-h)^2 + (y-k)^2 = r^2. Your h and your k are both 0's, so just fill in and square the radius:
x^2 + y^2 = 64

7 0

3 years ago

The diameter of a circle is 6 meters what’s is the circles area

elena55 [62]

Answer:

A≈28.27m²

d Diameter

3 0

3 years ago

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What is the volume of this sphere? Use a 3.14 and round your answer to the nearest hundredth. 7 m

kondor19780726 [428]

Answer:

V≈1436.76

Step-by-step explanation:

V=4/3 $\pi r^{3}$

V= 4/3 3.14* $7^{3}$

V=1436.75504

Rounded answer is 1436.76

8 0

3 years ago

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The Richards family bought some new camping gear at REI that totaled $318.50. If they receive a 30% discount, what is their tota

Alexeev081 [22]

318.50 x .30 = 95.55 discount.
318.50 - 95.55 = 222.95 is the total bill

6 0

3 years ago

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