Two level sections 100 ft apart with center heights 4.2 and 5.6 ft in cut, base width 30 ft, side slopes 1.5:1. Calculate earthwork volume in yd3 usin

For one history test, keith had to answer 40 questions. of these 40 questions, keith answered 28 of them correctly. what percent did keith get on his history test? round your answer to the nearest tenth if necessary

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 + 4x + 5 = 0

What function has a range {yly< 5}? question on picture above^