Anyone know how to solve this?
https://gyazo. com/e50a52184fd30ce8bbcf194d7d80883 c

where does the z at is it on the x axes or on the y axes any way if it is on the y axes put it horizontally and if it is on the x axes put it vertically

dont't really have enough info here but its likely

sss for the three sides being congruent ( its stands for side side side)

or

sas   for side angle side.   so a side is congruent and and angle and a side

answer: a. 40 sq. units

step-by-step explanation:

pretty simple, since the rectangle is 80 and the triangle is half of it, divide by 2. you'll get 40 afterwards.

hope it ; d.