Please find the answer

Dear Student,

L e n g t h o f d i a g o n a l = 250 m L e n g t h o f p e r p e n d i c u l a r s h ₁ = 70 m h ₂ = 80 m A r e a o f q u a d r i l a t e r a l = \frac{1}{2} \times d \times (h_{1} + h_{2}) = \frac{1}{2} \times 250 \times (70 + 80) = 125 \times 150 = 18750 m ²

Regards