A rectangular lawn has length ((x+7)

MATHEMATICS · Multi-part · CBSE · Mathematics · We Distribute, Yet Things Multiply · We Distribute, Yet Things Multiply

Problem

A rectangular lawn has length

(x+7)\,\text{m}

and breadth

(x-3)\,\text{m}

. A uniform concrete walkway of width

2\,\text{m}

is laid all around the outside of the lawn. (i) Outer dimensions. (ii) Total area polynomial. (iii) Area for

x=10

. (iv) Degree and classification.