ZA and ZB are supplementary angles. If m_A = (8x – 25)° and m ZB = (7x – 5), then find the measure of ZB.

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.

If you answer right ill give brainliest, : )

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?