Answer:
In x dollars,
number of book that can be bought = 1
So, In 1 dollar,
number of books that can be bought = 1/x
Hence in 40 dollars,
number of books that can be bought = 40/x
-3(5-6)-4(2-3)
Handling parentheses first:
-3(-1)-4(-1)
Multiplication left to right:
3-4(-1)
3-(-4)
Rewriting the above we have:
3+4=7
Answer:
171 degrees
Step-by-step explanation:
If angle POS is 39 degrees, then the measure of arc PS is 39 degrees
You can apply this to arc SQ and QR
So:
39+90+42= measure of arc RPQ
171 degrees= measure of arc RPQ
Equation. Meaning. Expression is a mathematical phrase which combines, numbers, variables and operators to show the value of something. An equation is a mathematical statement wherein two expressions are set equal to each other
Answer: 2520 cm³
Step-by-step explanation:
1. You must use the following formula for calculate the volume of a triangular pyramid, which is:

Where B is the area of the base and h is the height.
2. Calculate the area of the triangular base:

3. Susbstiute values into the formula for calculate the volume. Then, you obtain the following result:
