C.x+49+28=180. Explanation:the top angle and the bottom angles are same so........ 49+28=77. 180-77=103°
So a going a whole circle around is 180 so if it goes 1/4 of it, it will be 720
15/35
3/7 the answer is 3/7 which is written in the lowest terms
Answer:
c
Step-by-step explanation: all you have to do is work it out
410.3ft^3. is correct
volume of the sphere with 3ft radius :

volume of the sphere with 5ft radius:

difference

good luck