Hey, Need some help with two homework problems, thanks! 1: Find dr/ds where t is a constant. Show all work. + 2s = r*t

2: Determine if the statement is true or false.

If f is differentiable, then f() =

Use complete sentences to explain your reasoning or show your work.

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.

The surface area of the triangular prism is .

Adoughnut shop charges $0.50 for each doughnut and $1 for a carryout box. shirley has $10 to spend. which inequality can be used to find d, the number of doughnuts she could have bought if she also wants them in one carryout box?