Comparing a square's area and diagonal — task. Maths CBSE Live product, Class 8 (2026-27).

A square display panel has an area of \(324 \ \text{cm}^2\).

(a) Determine its diagonal in terms of \(\sqrt{2}\).

i \sqrt{2} cm

(b) Use \(\sqrt{2} = 1.4142\) to estimate the diagonal to \(2\) decimal places. \(cm\)

Did you find an error?

8. Comparing a square's area and diagonal