1) A dinner plate has a radius of 4 inches. What is the plate's area?
2) A gymnast has to hang for a ring that has a circumference of 12.56 inches. What is the ring's radius.
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1) A dinner plate has a radius of 4 inches. What is the plate's area?
2) A gymnast has to hang for a ring that has a circumference of 12.56 inches. What is the ring's radius.
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Answer:
1......area = ( pi ) × 4^2 sq.inches
= 16× 3.14 sq.inches
= 50.24 sq.inches
2.....2 × (pi) × r = 12.56 inches
2× 3.14 × r =12.56 inches
r = 2 inches
Answer:
1) area of the plate is 50.14 inch square
2)radius of the ring is 2 inch
Step-by-step explanation:
1) radius r= 4 inches
area of the plate is
area of the plate is 50.14 inch square
2) ring that has a circumference of 12.56 inches.
we know that
ring's radius is 2 inch