Mary spent a third of her weekly allowance playing arcade games. she spent $4.32 on candy. if her allowance was $18, how much money does she have now?

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

Given: hf || jk; hg ? jg prove: fhg ? kjg to prove that the triangles are congruent by asa, which statement and reason could be used as part of the proof? fgh ? kgj because vertical angles are congruent. jkg ? hfg because vertical angles are congruent. fhg ? jkg because right angles are congruent. hfg ? kjg because alternate interior angles are congruent.

Describe the 2 algebraic methods you can use to find the zeros of the function f(t)=-16t^2+400.