Question

Area of Quadrilateral ABCD is 20 sq cm and perpendiculars on BD from opposite vertices are 1 cm and 1.5 cm. Find length of BD​

Answer 1

Answer:

Area of the given quadrilateral=1/2(sum of altitude s)x corresponding diagonals

20=1/2(1+1.5)xBD

1/2x2.5xBD=20cm²

BD =40/2.5=16cm