Sides of isosceles trapezium — task. Maths CBSE Live product, Class 8 (2025-26).

If the perimeter of an isosceles trapezium is equal to 49 cm, the biggest base is 4 times longer than the least base the lateral side is 9 cm longer than the least base. Calculate lengths of the sides of the trapezium.

Calculate the lateral side.

\(15.968\) \(\text{cm}\)
\(8.908\) \(\text{cm}\)
\(14.416\) \(\text{cm}\)
\(13.429\) \(\text{cm}\)

Calculate the biggest base.

\(17.728\) \(\text{cm}\)
\(17.716\) \(\text{cm}\)
\(17.702\) \(\text{cm}\)
\(17.766\) \(\text{cm}\)

Calculate the least base.

4. Sides of isosceles trapezium

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