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4. Find the circumference of the circle whose diameter is : (i) 77 cm (ii) 10 m (iii) 4 m(iv) 70 cmFind the circumference of circles whose radius is :(i) 3.5 cm (i) 5.6 cm (iii) 2.1 cm (iv) 9.8 |
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Answer» (i) diameter = 77 cm radius = 77/2 = 38.5 cmcircumference of circle = 2πr = 2× 22/7×38.5 = 242cm.isi tarah se question no. 4 ke saare parts hongeQ2 (i) circumference of circle = 2πr = 2× 22/7× 3.5 = 22 cm. baaki ke parts bhi aise hi honge AGAR koi CONFUSION ho to pooch lena. Agar ANSWER help kare to thank u aur vote kar DENA. PLZ |
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