150 miles to 4 hours ratio

What is the slope of the line (-7,2) (4,6)

What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)

A3cm×3cm\greend{3\,\text{cm} \times 3\,\text{cm}} 3cm×3cm start color greend, 3, space, c, m, times, 3, space, c, m, end color greend rectangle sits inside a circle with radius of 4cm\blued{4\,\text{cm}} 4cm start color blued, 4, space, c, m, end color blued . what is the area of the shaded region? round your final answer to the nearest hundredth.