Which of the following figures has the longest perimeter ?
A. A square of side 10 cm
B. A rectangular of sides 12 cm and 9 cm
C. A circle of radius 7 cm
D. A rhombus of side 9 cm
Answer: Option C
Solution (By Examveda Team)
(a) Perimeter = (4 × 10) cm = 40 cm(b) Perimeter = 2(12 + 9) cm = 42 cm
(c) Perimeter = $$\left( {2 \times \frac{{22}}{7} \times 7} \right)$$ cm = 44 cm
(d) Perimeter = (4 × 9) cm = 36 cm
This Question Belongs to Arithmetic Ability >> Area
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