Find the perimeter of this quarter circle with radius, r = 46mm. Give your answer as an expression in terms of π .
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23(π+4) mm
Step-by-step explanation:
Perimeter of quarter circle
= (2πr/4) + 2r
= πr/2 + 2r
= (r/2) (π+4)
putting the value of radius r.
=> (46/2) (π+4)
= 23(π+4) mm
hope this helps you
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