Part A:
The circumference of the circle is 197.92.
Explanation:
The formula for circumference of a circle is C=2 πr. If you insert the numbers, it would be C=2 x 3.14 x 31.5. Hence, the answer is 197.92.
Part B:
The area is 3117.25 square cm.
Explanation:
The formula for area of a circle is A= πr ². Inserting the numbers, it is A=3.14 x 31.5 ². Therefore the answer is 3117.25 cm ².
D since it looks pretty difficult
Answer:
https://socratic.org/answers/486496
Step-by-step explanation:
hope you found the answer
Answer:
238 ft³
Step-by-step explanation:
Volume = Length × Width × Height
V = 8.5 × 4 × 7
V = 238 ft³
Answer:
The answers are -1/3 and 3 or -3
