Which of the following is(are) NOT an abbreviation used for Triangle Congruence Theorems? Check all that apply. SSS, HL, SAS, SSA, AAS, ASA, AAA

The table shows the distance traveled over time while traveling at a constant speed.

Rachel reads 1/5 of the pages of a book plus 12 pages on the first day. on the second day, she reads 1/4 of the remaining pages plus 15 pages. on the third day, she reads 1/3 of the remaining pages plus 18 pages. on the fourth day, she reads the remaining 70 pages. how many total pages are in the book?

How are sas and sss used to show that two triangles are congruent?