Area=1/2 times bas time height
base=10
height=12
area=1/2 times 10 times 12
area=5 times 12
area=60 in^2
3rd one
Amount of decreased water = 3/10
Then, it would be 3/10 * 100 = 30%
So, your answer is 30%
Given:
540 miles to college
average rate of 45 miles per hour
How many hours will it take him to get 3/4 of the way there?
540 miles * 3/4 = (540 * 3) / 4 = 1620/4 = 405 miles
405 miles / 45 mph = 9 hours.
It would take Tameron 9 hours to travel 3/4 of the way there.