# Four equal circles are desc1ribed about the four comers of a square so that each eile
touches two of the others. Find the area of the space enclosed between the circumference
of the circles, each side of the square measuring 24 cm
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Answered by
3
Answer:
452.16 cm² // 123.84 cm²
Step-by-step explanation:
Note that: sum of diameters of 2 circles is equal to the length of the side of square. Let the radii of the circles be r.
⇒ (diameter) + (diameter) = 24cm
⇒ (2r) + (2r) = 24 cm
⇒ r = 6 cm
Thus,
area of 1 circle = πr² = (22/7) 6²
= 113.04 cm²
Area of 4 such circles = 4*113.04
= 452.16 cm²
Area enclosed in circumference of circles
= area of circle
= 4*113.04 = 452.16 cm²
If it is about the area enclosed between the circumference and square:
Area enclosed between the circumference of the circles and square =
⇒ area of square - area of 4 circles
⇒ side² - 452.16
⇒ 24² - 452.16
⇒ 123.84 cm²
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