a stone is thrown vertically upwards with a speed of 20m/s from a point at a height h metres above the ground level. if the stone hits the ground 5 seconds later, find h

In triangle abc segment de is parallel to the side ac . (the endpoints of segment de lie on the sides ab and bc respectively). find de, if ac=20cm, ab=17cm, and bd=11.9cm;

Part a : solve - vp + 40 < 65 for v . part b : solve 7w - 3r = 15 for r show your work!

What is the slope of the equation y =