Question

A circle has a center at (3,5). The point (3,8) is on the circle. What is the circumference of the to the nearest tenth of a unit?

A. 9.4 units
B. 18.8 units
C. 28.3 units
D. 56.5 units

Answer 1

The answer is b<3

Answer 2

Thank you, you're a life saver!

Answer 3

Awww c: anymore u need help with?

Answer 4

Yeah, there were three others I couldn't figure out.

6. A triangle has a perimeter of exactly 24 units. Which of the following could be the vertices of the triangle?

A. (-1 ,3 ), (2,-1), (-1,-1)
B. (6,0), (6,7), (0,7)
C. (-1,-1), (-6,-13), (-9,-9)
D.(-3,-4) (-3,4), (3,4)

Answer 5

it would be D.

Answer 6

7. A circle has an area of approximately 78.5 square units. If the center of the circle is at (2,4). Which of the following points is on the circle?

A. (-6,4)
B. (2,-1)
C.(-4,-4)
D. (2,-9)

9. The end point of a diameter of a circle are A (2,1) and B (5,5). Find the area of the circle in terms of pi.

A. 25/4 pi square units
B. 10 pi square units
C 25 pi square units
D. 5 pi units

Thank you so much. I have been stuck on these forever!

Answer 7

7 is B

Answer 8

And im pretty sure the last one is C

Answer 9

Alright, thank you once again!

Answer 10

No prob c:

Answer 11

@carlyleukhardt please do not give direct answers.