A circle of radius 7cm is cut from a square piece of an aluminium
sheet of side 15cm. What is the area of the left over aluminium
sheet? (Take π =22/7)
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Answered by
2
Step-by-step explanation:
raidus of circle=7cm
area of circle = πr²= (22/7)x7²= 154cm²
side of square= 15cm
area of square= a²=15x15= 225cm²
difference of the areas give left over aluminium sheet= 225-154 =71cm²
Answered by
0
Step-by-step explanation:
radius =7cm
side of square= 15cm
area of circle piece = 22/7×7²
=22/7×7×7
=154cm²
area of square piece= 15²=225cm²
area of rest part=225-154=71cm²
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