need help writing program in c++

(PE2) Write a complete, compile ready program, to calculate several parameters of a isosceles should be displayed, the user prompted for values, the values read, calculations made, and output formatted as shown in the example, Values read from the user are short side, long side, and leg length. Values calculated are diagonal, height, and overlap. Prototypes for cmath library functions double sert double ) double pow( double double) Equations for a isosceles trapezoid da'5+2 h. 1/2'/40aby 8 = (a + b)" phi phi = 05345 d-diagonal, a longer side, b-shorter side, c-leg length. & overlap, h-height TA C Example output dolly@Snoopy test15./a.out Welcome to the Isosceles Trapezoid Calculator Enter short side and long side lengths: 10 20 Enter the leg length: 15 Calculations for an isosceles Trapezoid Sides of Trapezoid are 10 and 20 Legs: 15 Diagonal: 20.6203 Height: 141421 Overlap: 5.0000 Blue output from