117.8 because angle at a point add up to 360 so 360 -(90 + 38.2+31.7+82.3) =117.8
<span>Congruence between two triangles means six items, all three sides and all three angles, are congruent. Thus the statement ABC DEF has a very precise meaning. It succinctly summarizes the six statements (assume lines atop these segments): ABDE, BCEF, ACDF, AD, BE, and CF. It is very important to maintain the vertices in the proper order. Not doing so is a common mistake.</span>
Answer:
x = 7
Step-by-step explanation:
Adjacent angles of a parallelogram are supplementary.

Answer:
y = -3
Step-by-step explanation:
When you graph it on a graphing calculator or on desmos, it appears to be at y = -3
Answer:
(a+b)(c+d)=a c+a d+b c+b d is the formula
Step-by-step explanation: