Answer:
Option C. 10.5(12 + x) square feet
Option E. (126 + 10.5x) square feet
Step-by-step explanation:
step 1
Find the area of the original living room
we know that
The area of the original living room is equal to
we have
substitute
step 2
Find the new area of the living room
The length of the room is being expanded by x feet
so
we have
The new area is
The expanded form of the expression is
Apply distributive property
Answer:
5/8 is smaller.
Step-by-step explanation:
A ratio is just a different type of fraction, a 5:8 ratio means 5/8 which is 0.625. A 7:9 ratio equals 7/9 which is 0.777777
Then to compare them you see which is smaller or bigger.
0.77777 is bigger than 0.625 so we know that 0.77777777 which was the 7:9 ratio is the bigger one.
To solve for the area of the triangle
Use the formula 1/2(base *height)
1/2 * 17* 4
68/2
34
I believe the area of the triangle is therefore 34ft
He saved 30 dollars through babysitting. My math is:
84 / 14 = 6
6 x 5 = 30
I hope this helps!
Answer:
Step-by-step explanation:
1/2 b*h *2
1/2 * 14*24*2= 336
The base l*w
10*14= 140
Sides l*w
25*10*2= 500
500+140+336=976
