The height (in feet) of an object launched into the air is given by the function h (t) = -5t^2 + 120t + 17 where t is the time in seconds.

Two sides of a triangle mesure 20cm and 30cm. what is the measure of the third side

Use the radius you found in part i (r=26.8 cm) with the surface area formula below to find the surface area of the sphere. show your work and round your answer to the nearest tenth. the surface area of a sphere: sa = 4πr^2 self note: 3.8.4

Find the area of a parallelogram with the given vertices. p(-2, -5), q(9, -5), r(1, 5), s(12, 5)