Lois is four times as old as her son Don. The sum of their ages is 40. How old is Don? a. Create an equation that can be used to solve this problem.

b. How old is Don?

Phillip had some bricks. he stacked them in 6 equal piles. which expression shows the number of bricks phillip put in each pile? let the variable m stand for the unknown number of bricks. m + 6 m÷6    m−6    6m

Find the height of a square pyramid that has the volume of 32 ft.³ and a base lengthof 4 feet

The radius of the circle below intersects the unit circle at (3/5,4/5). what is the approximate value of theta? 0.6 radians 1.0 radians 36.9 degrees 53.1 degrees