What is the height of a trapezoid whose dimensions are b₁ = 5 inches, b₂ = 8 inches and A= 39 inches?

Denise drew trapezoid whose dimensions are b₁ = 10 cm, b₂ = 20 cm and h = 30. If each square centimeter requires 10 ml of paint, how many liters of paint should Denise get? 

A trapezoidal lot has dimensions are b₁ = 10 m, b₂ = 20 m and h = 30 cm. What is the area of the lot?

What is the area of a trapezoid whose dimensions are b₁=12 inches, b₂ = 5 inches and h=2 inches?

Jenny bought a miniscale trapezoidal lot whose dimensions are b₁= 3 inches, b₂ = 5 inches and h= 5 inches. If each square inch is worth $2, how much did Jenny pay? 

A trapezoid Styrofoam cut out should have dimensions b₁ = 5 inches, b₂ = 8inches and h= 6 inches. What is the area of the cut out? 

Jerome is planning to construct a trapezoidal headboard. What be the height the headboard if b₁ = 3 inches, b₂ = 2 inches and A = 17 inches?

What is the height of a trapezoidal platform whose dimensions are b₁ = 3 meters, b₂ = 4 meters and A = 7 meters?

What is the height of a trapezoid whose dimensions are b₁ = 3 inches, b₂ = 5 inches and A = 20 inches?

What is the area of a trapezoid whose dimensions are b₁= 3 meters, b₂ = 4 meters and h= 2 meters?