Frome the origin (0,0) points A is 5 units to the right ang 2 units up. Point B is 2 units to the left ang 5 units up. C is 6 units to the left and 3 units down. Point D is 4 units to the right and 4 units down. Point E units to the right ang 5 units up.

i dont know if you cant find a way its best to actually add all of them start from 105 tho

step-by-step explanation:

according to the triangle sum theorem, all the angles in a triangle must add up to 180 degrees. if we know one angle is already 90, we do 180-90=90. the other 2 angles must add up to 90, exactly.

step-by-step explanation: