Answer: 2.3
Step-by-step explanation:
=
x
1.8
\cos 40=\frac{1.8}{x}
cos40=
x
1.8
x\cos 40=1.8
xcos40=1.8
Cross multiply.
\frac{x\cos 40}{\cos 40}=\frac{1.8}{\cos 40}
cos40
xcos40
=
cos40
1.8
Divide each side by cos 40.
x=\frac{1.8}{\cos 40}=2.3497\approx 2.3\text{ feet}
x=
cos40
1.8
=2.3497≈2.3 feet
Answer:
D, 5
Step-by-step explanation:
Answer:
6/10 is equivalent to 3/5, so is 9/15.
Step-by-step explanation:
I believe the answer is 1.35 x10^14
So to get the fractions easier to understand you need to put them on the same level you are on. So change the 9/10 gallons to 18/20 ( this makes them easier to deal with the 1/20)
so put 1/20 into 18/20. Liam can paint 18 bird houses.