Question

The two adjacent sides of a rectangle are (x + 10) units and (x + 8) units. Find its area.

Answer 1

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${\pink{\huge{{x}^{2}+18x+80}}}$

⭐${\blue{\huge{Explanation}}}$⭐

Area of rectangle is simple the product of its adjacent sided (length and breadth)

Area of the rectangle = Length × Breadth

Area = (x+10)(x+8)

= x² + x(10+8) + 8×10 [By identity]

= x² + 18x + 80

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