Answer:
<h2>B) 26 cm</h2>
Step-by-step explanation:
Look at the picture.
Use the Pythagorean theorem:

We have

Substitute:

10 million divided by 10 million is 1.
Any number divided by itself is 1.
Answer:
25
Step-by-step explanation:
Answer:
80
Step-by-step explanation:
I counted any number that had the tens place <u>80</u>
Answer:
5x^2 -3x +9
Step-by-step explanation:
To subtract, line up the common terms. I add a 0 term to keep the terms in line.
5x^2 + 0x +7
- (0x^2 +3x- 2 )
------------------------
Distribute the negative sign.
5x^2 + 0x +7
- 0x^2 -3x + 2
------------------------
5x^2 -3x +9