9. A wire is in the form of a semi-circle of 7 cm
radius. The length of the wire will be
Answers
Answered by
0
Step-by-step explanation:
perimeter of a semicircle =πr
=22/7*7
=22
Answered by
0
Answer:
22
Step-by-step explanation:
circumference of semicircle= πr
r=7
therefore,
reqd. length = circumference of the semi circle
= 22÷7×7
=22
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