. Jo, whose eyes are five feet off the ground, is standing 50 feet away from the base of a building, and she looks up at a 72° angle of elevation to a point on the edge of building’s
roof. To the nearest foot, how tall is the building?

A=1/2h(b1+b2) is the formula for the area of a a trapezoid b regular polygon c triangle d rhombus or kite

Which expression is equivalent to 2x^2+2x-4/2x^2-4x+2

At the beginning of 1974/75,2 years a man invested #2000 in a bank at 12.5% compound interest, if it degree #650 at the end of each two years to pay his son's school fees, after payment of interest to pay his son's school fees, how much did he have left at the beginning of the 1978/79 school year?