ABC26GN4614 · Area

Subject: General Aptitude · Chapter: Area · Exam: · Marks: · Difficulty:

The area of a sector of a circle of radius 5 cm, formed by an arc of length 3.5 cm, is

(a)$7.5 \mathrm{cm}^{2}$

(b)$7.75 \mathrm{cm}^{2}$

(c)$8.5 \mathrm{cm}^{2}$

(d)$8.75 \mathrm{cm}^{2}$

Answer

Answer (as printed): D

Explanation

Area of the sector $$=\left(\frac{1}{2} \times \operatorname{arc} \times R\right)=\left(\frac{1}{2} \times 3.5 \times 5\right) \mathrm{cm}^{2}=8.75 \mathrm{cm}^{2} .$$

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