Decide if the statement about the graphs that you completed are true or false:
The Seat Height graph begins and ends with a value of 0.

What is the approximate circumference of the circle shown below?

The average human heart beats 1.15 \cdot 10^51.15⋅10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65⋅10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year.how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.

Evaluate the expression for the given value of the variable 7a - 4a for a =8