Answer:
Step-by-step explanation:
35/4 = 8.75 or 8 3/4
The answer is 30%.... because 50/65 is .3
3 parts water
clean:water=1:3
1:3=xcleaner:1gallon
1/3=xcleaner/1gallon
times 3gallon both sides
1gallon=3xcleaner
divide both sides by 3
1/3 gallon=xcleaner
therfor you need 1/3 gallon of cleaner
Answer:

Step-by-step explanation:
is an angle in the third quadrant
To find the reference angle subtract π from it
reference angle =
- π = 
h = 19 Meters
To make sure it's the correct answer, plug it in the volume formula for a cone.