Answer:
a i think but im not sure
Step-by-step explanation:
Height of the figure is 12 ft.
Solution:
In this image parallel sides and area are given but height is not given.
We have to find the height of the figure.
Given image is a trapezoid.
Parallel sides = 4.2 ft and 9 ft
Area = 79.2 ft²
Area of the trapezoid = 


79.2 = 6.6 × h
Divide by 6.6 on both sides, we get
12 = h
Switch the sides of the equation.
h = 12
Height of the figure is 12 ft.
7/3 or -7/3
Step-by-step explanation:
Answer:
x = -3
Step-by-step explanation:
To solve:
Simplify: -2x+7x is 5x, and -12-3 is -15. 5x=-15 is the new equation, divide by 5 and x is -3.
Answer: She lined up the front numbers instead of the decimal places.
Step-by-step explanation:
A correct addition or subtraction in decimals should be lining up decimal places in order to make sure that you are adding or subtracting in the same place.
1.56 + 13.47=15.03
Hope this helps!! :)