The equation is a scientific law, Newton's Law of Gravity,

This is a pretty bad question. Newton's Law of Gravity is a mathematical model of gravitation, originally a theory, verified by observation, and now superseded by the General Theory of Relativity.
C is probably the best answer to this poor question.
Answer:
The answer is 180
Step-by-step explanation:
So to start off you have to turn 20% into a decimal and that is .20.
Next you need to mutiply 225 and .20 and you will get 45 (that means it is $45 off)
Subtract 45 fro 225 and that is your answer.
You now pay $180 for the 20 foot extension ladder.
Parallelograms, rectangles, rhombus, or square
Answer:
84 square centimetres
Step-by-step explanation:
Split the figure into multiple smaller figures. Then multiply the side lengths and add them all together.
Answer:add 126 and 21 and 1.19
Step-by-step explanation:
126+21+1.19=
hope this helped