Question

a rectangle and a square have the same perimetre.

rectangle- 2cm, 6cm

• find the area of the square. ​

Answer 1

Step-by-step explanation:

$perimeter \: of \: rectangle = 2(l + b) \\ \\ \\ 2(2 + 6) \\ 2 \times 8 \\ 16cm \: \: \: \: \: \: \\ \\ \\ and \: we \: know \: that \: perimeter \: of \: rec \: and \: square \: are \: same \: so \: \\ \\ perimeter \: of \: a \: square = 4side \\ \\ 16 = 4side \: \\ \\ so \: side \: = 16 \div 4 = 4 \: hence \: area \: of \: square \: = side {?}^{2} \\ \\ \\ \\ 4 \times 4 = 16cm square$