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Answer:
x ≤ 3
Step-by-step explanation:
Given:
4x + 6 ≤ 18
Subtract 6 from both sides:
4x ≤ 12
Divide both sides by 4:
4x/4 ≤ 12/4
x ≤ 3
Answer:
16.8
Step-by-step explanation:
Answer:
2.39 feet
Step-by-step explanation:
we know that
The volume of a cylinder is equal to

where
r is the radius of the base of the cylinder
h is the height of the cylinder
we have



substitute

Solve for h



Answer:
the answer is 4/5. The decimal does not repeat
Answer:
It's the law of cosines
Step-by-step explanation:
law of cosines states that 
so we know that a = 7, b = 4, and alpha would be 135 degrees, so just plugging it in gets us 49+16-2*7*4*(-0.707) = 65 + 39.59 = 104.59