How does the scale factor of each dilation in Question 2 relate to the ratio of the triangle perimeters?

Which statement most accurately describe why the division property of exponents does not apply to the expression (-8)^2/(-3)^4

1foot = 12 inches; 1 yard = 3 feet

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.