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CHAPTER 14 CIRCLES
Miscellaneous Exercise
1. The radius of a circle is 35 cm.
(a) What is the diameter of the circle?
22
(b) Taking л to be, find
(i) the circumference of the circle,
(ii) the area of the circle.
The diameter of a circle is 20 cm. Taking лt to be 3.14, find
(i) the circumference of the circle,
(ii) the area of the circle.
3. The circumference of a circle is 132 cm.
(a) Taking л to be
22 show that the radius of the circle is 21 cm.
'
(b) Find the area of the circle.
22
35
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Réponse:

I am french but i Know that the diameter of the circle IS 70 because 35 × 2 = 70

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