<span>S= (a+b)^2+(4a+b-2)^2+(9a+b-4)^2
98a+14b-44=0
14a+3b-6=0
a=24/49, b=-2/7
y = (24/49)x^2-(2/7)</span>
Answer:
3(2 + sqrt(2)) ft (exact)
10.2 ft (3sf)
Step-by-step explanation:
Length of the hypotenuse:
hypotenuse² = 3² + 3² = 18
hypotenuse = sqrt(18) = 3sqrt(2)
Perimeter = 2(3) + 3sqrt(2)
= 3(2 + sqrt(2))
= 10.2 (3sf)
Answer:
x=-3.33
Step-by-step explanation:
-5=15x
x=-5/15
x=-3.33
Answer:
75 students were surveyed!
Step-by-step explanation:
strawberry: 25
coffe: 35
vanilla: 10
fudge ripple: 5
Just add that all together
so 75