monayemcnett11

23.12.2021 • 

Mathematics

The area of a square depends on the length of its sides. This can be written in function notation as a(s). What is the best interpretation of a(4) = 16? A. The area of a square is always one-fourth of the side length.

B. The area of a square is always four times the side length.

C. A square with sides 4 units long has an area of 16 square units.

D. A square with sides 16 units long has an area of 4 square units.

Ответ:

gracye

12.01.2021

Mathematics

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Let r=(x,y)
m=(r+s)/2
(1,3)=([x+8]/2 , [y+3]/2)

a)    1 = (x+8)/2
        2 =x+8
        x = -6
b)    3 = (y+3)/2
         6 = y+3
         y = 3

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