Answer:
60 x 100
Step-by-step explanation:
Since the formula for area of a rectangle is length × width, multiplying the sides will get you the area.
CREDIT TO nilbert
Step-by-step explanation:
Pythagoras' theorem for the smallest one :


= 52
Pythagoras' theorem for the middle one :
=
+ 
Pythagoras' theorem for the biggest one :


Using the formula before (for
) it becomes :



16 + 8a = 52 + 36
16+8a = 88
8a = 88-16
8a = 72
a = 9
Verifying :



= 117
The biggest one :



True
Answer:
She would need an 83 in math if she wants to have an overall average equivalent to the first quarter . Tell me if im wrong
Step-by-step explanation:
Answer:
6.8
Step-by-step explanation:
(2/5)*17
=6.8