40% of 65
0.40(65) = 26 returned the survey. (assuming that everybody who took the survey returned it.)
11.
(87+91+86+x)/4=90.
x=96.
13.
50×y > 130.
the lowest number could be 3, because 50×2=120, which is less than 130.
The answer would be a reason being sinangle= opposite/hypotenuse
if u shift ur phone and observe it is 12/13
Vertex = (1,4)
Axis of symmetry is x = 1, (1,0) or just 1
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