How do you find the area of a circle in a square?

When a circle is inscribed in a square, the length of each side of the square is equal to the diameter of the circle. That is, the diameter of the inscribed circle is 8 units and therefore the radius is 4 units. The area of a circle of radius r units is A=πr2 .

What is the area when the diameter is 6cm?

Therefore, the area of the circle with diameter of 6cm would be pi x 3 x 3 or (9 x pi)cm^2. An approximation: pi is approximately 3.14. Therefore, the circle with diameter 6cm would be approximately (9 x 3.14) cm^2 or approximately 28.26 square cm.

How do you do area of a circle?

The area of a circle is pi times the radius squared (A = π r²). Learn how to use this formula to find the area of a circle when given the diameter.

How do you find the area of a 6cm circle?

The area of a circle is equal to Pi π times the radius r squared. Substitute in the value of the radius r=6 into the formula for the area of a circle. Pi π is approximately equal to 3.14 .

What is the area of a 6 in diameter circle?

28.27 sq.
Answer: The area of a circle with a diameter of 6 units is 28.27 sq.

How do you find the circumference of a circle inside a rectangle?

1. Circle inscribed INSIDE a rectangle, length 8 m, breadth 4 m,
2. Diameter b = 4 m and radius = 2 m.
3. Circumference of the circle ⭕️ = 2 π r = 2 x π x 2 = 4 π = 12.56 metres.

How to find the area of a circle given its diameter?

For example, if the radius is 5 inches, then using the first area formula calculate π x 5 2 = 3.14159 x 25 = 78.54 sq in. Task 2: Find the area of a circle given its diameter is 12 cm. Apply the second equation to get π x (12 / 2) 2 = 3.14159 x 36 = 113.1 cm 2 (square centimeters).

How do you find the area of a cricle?

Task 1: Given the radius of a cricle, find its area. For example, if the radius is 5 inches, then using the first area formula calculate π x 5 2 = 3.14159 x 25 = 78.54 sq in. Task 2: Find the area of a circle given its diameter is 12 cm. Apply the second equation to get π x (12 / 2) 2 = 3.14159 x 36 = 113.1 cm 2 (square centimeters).

How do you find the area of a square using diagonals?

So, area of a square using diagonals = ½ × d2 Square units. Question: Find the area of a square having a diagonal of length 10 cm. Note: Using the diagonal, the perimeter of the square can also be found as explained below. P = 4 × √ (d2/2) units. A boy runs across a rectangular field diagonally covering a distance of 60m.

How do you find the area of a rectangle?

You will learn how, in a few steps, to find the area of a rectangle by knowing that its diagonal is the hypotenuse of the rectangle’s width and height. Two methods are limited in scope to a single Pythagorean Triple and thus are not universally applicable.