many, one, or no triangle(s) with the given description. Explain your reasoning.
21. a triangle with angle measures of 50°, 70°, and 100° EL
22. a triangle with one angle measure of 60° and one 4-centimeter side
23. a scalene triangle with a 3-centimeter side and a 7-centimeter side mani
24. an isosceles triangle with two 4-inch sides that meet at an 80° angle o
25. an isosceles triangle with two 2-inch sides and one 5-inch side
26. a right triangle with three congruent sides ont​