when a cannonball is firedthe equation of its pathway can be modeled by h=-16t^2+128t. find the maximum height of the cannonball . find the time it will take for the cannonball to reach the ground

The triangles are similar. what is the value of x? show your work.

Gail is making costumes for a school play. each rabbit costume needs one and one half yards of white fur fabric, a yard of blue striped fabric, and a quarter of a yard of pink felt for the ears. g? ail needs to make eight rabbit man yards will she need, for the white fur fabric, blue striped fabric, and pink felt?

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).