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Answers
Answer:
154 cm²
Step-by-step explanation:
area of circle =pie×r²
22/7×7×7
22×7
154
Question:
Find the area of a circle, if the diameter of the circle is 14 cm.
Given:
✰ Diameter of circle = 14 cm
To find:
✠ The area of a circle.
Solution:
We will find the area of a circle, by using the formula to calculate area, as we are already provided with the diameter of the circle. By using the diameter of a circle, we will find the radius of a circle and then after putting the values in the formula and doing required calculations, we can easily find out the area of a circle.
Let's find out...♪
➛ Radius = Diameter/2
➛ Radius = 14/2
➛ Radius = 7 cm
✭ Area of a circle = πr² ✭
Where,
- r is the radius of the circle.
Putting the values in the formula, we have:
➤ Area of a circle = 22/7 × (7)²
➤ Area of a circle = 22/7 × 7 × 7
➤ Area of a circle = 22 × 7
➤ Area of a circle = 154 cm²
∴ The area of a circle = 154 cm²
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