during one year a family made 9 trips to the zoo. the distance from their house to the zoo is 44 miles. how many miles did the family drive in 9 trips

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.

For each proportion find the unknown number x 1/5/8=×/15

Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.