azertyqwerty123
07.09.2020 •
Mathematics
the length of a rectangle is 7 inches greater than three times its width write an expression to represent its area
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Ответ:
3w^2+7w
Step-by-step explanation:
Let width be w
Length, l is 3w+7
Area = l * w
(3w+7)w = 3w^2+7w
Ответ:
100
Step-by-step explanation:
It needs to equal 160
80+80=160
360-160=200
200/2=100