Answer:
Step-by-step explanation:
<u><em>answer may vary sorry i could not seem to get this question sorry try asking someone else </em></u>
You solve by useing the formula (b/2) ^2
And your answer is x= 3,1
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.
Answer:
70%
Step-by-step explanation:
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