I believe its already in vertex form
Answer:
2 exactly
Step-by-step explanation:
Step-by-step explanation:
(3X-20)+(3X+5)=111(( SINCE 111 IS TOTAL ANGLE
6X-15=111
6X=126
X=21
EFG=3×21-20
=63-20=43
LW = A
L(L - 3) = 18
L^2 - 3L - 18 = 0
(L - 6) (L + 3) = 0
L could be 6 or -3 ( -3 cannot be a length of a side of a rectangle since it’s negative.)
So L = 6 and W= 3
Step-by-step explanation:
4. The Trane air conditioner cooled off 1000 cubic feet in 10 minutes. How long would it take the same unit to cool off 3000 cubic feet?