Question

ansari made a square from wire of length 100 cm. what is its area?​

Answer 1

Answer:

Length of wire = perimeter of the square

Length of wire is 100 cm

therefore perimeter = 100 cm

perimeter of square = 4×side

100 = 4×side

side = 100/4

side = 25

Area is square = side²

= 25²

= 625 cm²

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Answer 2

$\huge{\underline{\underline{\bf{\purple{answer}}}}}$

$\large{\underline{\underline{\bf{\red{area \: \: of \: \: square \: \: = 4a}}}}} \\ \\ \large{\underline{\underline{\bf{\red{ = > (4 \times 100) {cm}^{2} }}}}} \\ \\ \large{\underline{\underline{\bf{\red{ = > 400 {cm}^{2} }}}}}$