Answer:
15
Step-by-step explanation:
multiply -75*3=225
sqrt that to get 15!
Answer:
44 units squared.
Step-by-step explanation:
The formula for area of a trapezoid is:

a = missing area
b1 = short base (5)
b2 = long base (17)
h = height (4)
(5 + 17) ÷ 2 = 11
11 × 4 = 44
area = 44
Answer:30 boys
Step-by-step explanation: There are 120 students, three-fourths are girls. Nine out of twelve is equal to three fourths, if you add a zero to the end of twelve and nine you get 90 out of 120, which is how many girls there are. If you subtract 90 from 120 you get 30 or one-fourth. The number of boys is equal to one-fourth because there is only one-foutlrth left. So, there are 30 boys.
Answer:
look up desmos graphing cauculator and type in each function .
Step-by-step explanation:
Given Information:
Length of room = l = 8 feet
Width of room = w = 7 feet
Required Information:
Amount of carpet = ?
Answer:
Amount of carpet = 56 ft²
Step-by-step explanation:
Jason wants to replace the carpet in the utility room of his house.
We are given the dimensions of the room and we are asked to find the required amount of carpet in square feet.
The required amount of carpet is given by

where w is the width of room and l is the length of the room.

Therefore, Jason need 56 square feet of carpet for the utility room.