A building acquired at the beginning of the year at a cost of $97,200 has an estimated residual value of $4,900 and an estimated useful life of four years. Determine the following.

In a circle, a 45° sector has an area of 32π cm2. what is the radius of this circle? 32 cm 12 cm 16 cm 8 cm

Find the area of an equilateral triangle with a side of 6 inches

What is the range of the function? f(x)=-2|x+1|? a. all real numbers. b. all real numbers less than or equal to 0. c. all real numbers less than or equal to 1. d. all real numbers greater than or equal to 1