Answer:
Use the formula of areal*b*h
Step-by-step explanation:
2x-25,6=90
2x=90+25,6
2x=115,6
x=57,8
1.6 meters
20.65-15.8=4.85
4.85/3=1.6
(25x2 + 4y2) (5x + 2y) (−5x + 2y)
Factor 16y4−625x4
−625x4 + 16y4
=(25x2 + 4y2) (5x + 2y) (−5x + 2y)