(Cheryl of the Clue Crew shows a triangle on the monitor.) In a triangle, a line extending from the vertex to the opposite side or base, creating a right angle, is called this
... target="_blank"&gt;Sarah of 
the Clue Crew reports from Cairo, Egypt.&lt;/a&gt;) I'm in Cairo's Khan... [DOC] [TLE] PSAT SAT PREP Student Notebook 2014 [PAR] Memorize Special Right Triangle Ratios and Pythagorean Triples!