Monicaa Abhijit Solutions for Chapter: Squares and Square Roots, Exercise 3: EXERCISE 3.3

Find the squares of $27$ using the diagonal method.

Find the squares of $44$using the diagonal method.

Find the square of $56$ using the diagonal method

Find the square of $32$ using the diagonal method:

Find the square of $64$ using the diagonal method:

Find the square of $202$ using either $(x+y{)}^2=x^2+2xy+y^2 or\mathit{ }\mathit{(}x\mathit{-}y{\mathit{)}}^{\mathit{2}}\mathit{=}{x}^{\mathit{2}}\mathit{-}\mathit{2}xy\mathit{+}{y}^{\mathit{2}}$

Find the square of $395$ using either $(x+y{)}^2=x^2+2xy+y^2 or\mathit{ }\mathit{(}x\mathit{-}y{\mathit{)}}^{\mathit{2}}\mathit{=}{x}^{\mathit{2}}\mathit{-}\mathit{2}xy\mathit{+}{y}^{\mathit{2}}\mathit{ }$

Find the squares of $998$ using either $(x+y{)}^2=x^2+2xy+y^2 \mathrm{or} (\mathrm{x}-\mathrm{y}{)}^2={\mathrm{x}}^2-2\mathrm{xy}+{\mathrm{y}}^2$