lerinmarie
26.09.2019 •
Mathematics
What is foot x foot if perimeter is 22 and area is 18 square feet
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Ответ:
-- Area is 18 square feet, so (length TIMES width) is 18 square feet.
-- 9 and 2 is a pair of numbers that multiply to 18 and add up to 11 .
So (length, width) are (9-ft, 2-ft).
Ответ:
Step-by-step explanation:
x^2 +2x -49278
(x-220.9887385)(x+222.9887385)
x= 220.988 or -222.988