A graphing calculator costs $85. The sales tax on the calculator is 8%. What is the final cost of the calculator with tax?

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.

When y’all answer can y’all explain too !

Evaluate cos2θ for cosθ = square root of 3/2