It took a ball 1 minute to roll 90 feet. what was ths balls average rate of speed in feet per second

How many solutions does the nonlinear system of equations graphed bellow have?

Ab based on the given diagram, if m_1 = 60° then m 2 = 30 60 90 180

In the field of thermodynamics, rankine is the unit used to measure temperature. one can convert temperature from celsius into rankine using the formula , what is the temperature in celsius corresponding to r degrees rankine? a. 9/5(c - 273) b. 9/5(c + 273) c. 5/9( c - 273) d. 5/9( c + 273)