find the areas of the circles whose diameters are. 1. 56m. 2. 28cm.
Answers
Answered by
2
Answer:
1.2464. 2.616
Step-by-step explanation:
formula of area of circle = πr²
1. 56m = d
28=r
area of circle = 28×28×22/7
= 2464
1. 28m = d
14=r
area of circle = 14×14×22/7
= 616
Correct answer
Answered by
1
Answer:
1.2464 2.616
Step-by-step explanation:
The formula is πr square
1.πr square = 22/7 × 28 × 28 = 2464
2.πr square = 22/7 × 14 × 14 = 616
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