the radius of semisphere is 7 cm find the total surface area
Answers
Answered by
1
462cm2
Step-by-step explanation:
Total surface area of hemisphere = half of TSA of sphere + circumference of circle
= 2πr2+πr2=3πr22πr2+πr2=3πr2
= 3×227×72=462cm2
Answered by
1
Answer:
Hi mate
your answer is 308sq.cm
Step-by-step explanation:
Surbace area of hemisphere=2 pier^2
=2x22/7x7x7
=44x7=308sq.cm
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