Find the measure of the angles of the triangles below. Show your work. Second problem posted.

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.

Which of these side lengths could form a triangle a) 2 cm , 2 cm , 4 cm b) 3 cm , 5 cm , 10 cm c) 3 cm , 4 cm , 5 cm d) 4 cm , 8 cm , 15 cm

Consider the quadratic equation ax^2 +bx+5=0 , where a, b, and c are rational numbers and the quadratic has two distinct zeros. if one zero is irrational , the other zero is