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Sonal Chauhan
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(i) Square side 14 cm gives 4 semicircles of diameter 14 cm; each petal side is a quarter circle of radius 7 cm, totaling 8 x (π x 7 / 2) = 88 cm. (ii) Hexagon side 42 cm gives ...

fig. 6.15a: the centres of the arcs are the midpointsfig. 6.15b: the centres of the arcsganita manjari class 9 exercise 6.1 solutionsncert solutions – measuring space: perimeter and areatotal perimeter of all the petals in each of the given flowers
Kriti
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Using perimeter formula 2 x π x r = 44 with π = 22/7, we get 2 x (22/7) x r = 44. Dividing both sides by 44/7 gives radius r = 7 cm.

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Kriti
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NCERT Class 9 Ganita Manjari Maths Chapter 6 “Measuring Space: Perimeter and Area” explains measurement of shapes. It covers formulas for perimeter and area of different figures and their real-life applications in daily life.

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