What statement best filling in the first blank of this proof and completes the sentence: "It is given that..."
A. mZA=mZB
B. of the definition of right angles
C. LA and ZB are right angles
D. m2 A = 90° and m2 B =90

answer is x<

ok so the answer to your question is simple as long as you look at the different dimensions that contain the exemplary letters that combined in the right order give you words that eventually within the 5th dimension will conform and give you the correct answer to your question. hope i , stop looking at this easily, look at it with a spectral view.

step-by-step explanation:

told you

answer: no

step-by-step explanation: because the big angle will spread away the 2 side that it is on and make the opposite side even longer.