Answer:
Step-by-step explanation: Linda already has two bags of popcorn. She wants to buy x amount of popcorn but each one costs three dollars.
I hope this helps somewhat?
Answer:
1/20
Step-by-step explanation:
multiply 3/4 by 10 and multiply 7/10 by 4 then subtract fractions
30/40 - 28/40 = 2/40 divide it by 2 so we get the simplest form.
Answer:
49 millimeters
Step-by-step explanation:
area is length times width
7×7=49
Step-by-step explanation:
<u>Formulas.</u>
Square: 
Square Pyramid: 
b = base.
Let's work on the square first.
<u>Substitute the Length, Width, and Height of the square into the formula:</u>
<u />
<u>Solve:</u>
<u />
Let's work on the square pyramid.
<u>Substitute 225 into the formula, and 9 (height):</u>
<u />
<u>Solve:</u>
<u />


<u />
<u>Add each volume:</u>

The total volume of the figure is
.