↔

AC

A, C, with, \overleftrightarrow, on top is tangent to circle

O

OO at point

C

CC.

What is the measure of

∠

O

A

C

∠OACangle, O, A, C?

∘

∘

degrees

O

O

A

A

B

B

C

C

4

5

∘

45

∘

16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191

Ill mark the brainliest if you me with the these three questions 7,8,9

Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)