Answer:
Step-by-step explanation:

Answer: |10 - (-8)|
The absolute value is 18
Step-by-step explanation:
The distance between two numbers is a subtraction equation.
10 - (-8) Subtracting a negative is like adding a positive
10 + 8 = 18
If you look at it as the first negative sign means -1 multiplied by the next negative number, "Remember that a negative times a negative is a positive!"
Step-by-step explanation:
13.6 is the answer because 1cm is 10 cm
The ones with a square in a picture is a 90 degree angle the rest are a 180