Does a regular pentagon tessellate? if yes, why and if no, why?

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.

Pat listed all the numbers that have 15 as a multiple write the numbers in pats list

If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.