What is the area of a coin with 19 mm rounded to the nearest tenth?

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu

Math i have no idea how to do a and b

The function y= x - 4x+ 5 approximates the height, y, of a bird, and its horizontal distance, x, as it flies from one fence post to another. all distances are in feet. complete the square to find and interpret the extreme value (vertex). select two answers: one extreme value and one interpretation.