find the perimeter of semicircular plat of radius3.85
Answers
Answered by
0
Answer:
19.789
Step-by-step explanation:
Perimeter of a semi circular plate
= πr+2r
= 3.14 × 3.85 + 2 × 3.85
= 19.789
Answered by
0
Answer:
19.8 units
Step-by-step explanation:
perimeter = πr + 2r
perimeter = (22/7 × 3.85) + 2(3.85)
perimeter = (22 × 0.55) + (2 × 3.85)
perimeter = 12.1 + 7.7
perimeter = 19.8 units
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