Arocket is shot into the air with an initial velocity of 800m/sec. the equation h(t) = -16t squared + 1440t models the height of the ball. how long does it take for the rocket to hit the ground?

The measures of the legs of a right triangle are 15m and 20m . what is the length of the hypotenuse

Match the following reasons with the statements given to create the proof. 1. do = ob, ao = oc sas 2. doc = aob given 3. triangle cod congruent to triangle aob vertical angles are equal. 4. 1 = 2, ab = dc if two sides = and ||, then a parallelogram. 5. ab||dc if alternate interior angles =, then lines parallel. 6. abcd is a parallelogram cpcte

Kate has 50 quarters and dimes. she has a total of $9.80. how many dimes that she have?