Answer: 864 square inches (choice A)
Work Shown:
area = length*width
area = 36*24
area = 864
Gretchen ran 48 meters in nine seconds, x+time (9) and y= meters (48)
i hope this helped :)
I can’t really read it, could you restate it in the comments here?
Let the score on her seventh test be "x".
SO,

∴ He must get 104% on his seventh test to get an average score of 90%
Use Pythagorus theorem:
a²+b²=c²
(12)²+(16)²=c²
400=c²
√400=c
20=c
Therefore, the hypotenuse would be 20 ft.
Hope I helped :)