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

If the perimeter of an isosceles trapezium is equal to 55 cm, the biggest base is 5 times longer than the least base the lateral side is 4 cm longer than the least base. Calculate lengths of the sides of the trapezium.

Calculate the lateral side.

\(10.862\) \(\text{cm}\)
\(9.875\) \(\text{cm}\)
\(12.414\) \(\text{cm}\)
\(5.354\) \(\text{cm}\)

Calculate the biggest base.

\(29.361\) \(\text{cm}\)
\(29.387\) \(\text{cm}\)
\(29.425\) \(\text{cm}\)
\(29.375\) \(\text{cm}\)

Calculate the least base.

4. Sides of isosceles trapezium

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