OAB is a triangle OPM And APN are straight lines

N is the midpoint of AB

OA=a
OB=b
Work out the ratio of ON :NB

Please help. Thank you so much.

36 inches/second = yards/minute how many yards?

Amanager recorded the number of bicycles sold by his company each quarter. his projected sales after t years is given by the expression below. which of the following statements best describes the expression? a. the initial sales of 575 bicycles increases at the rate of 4% over 4 quarters. b. the initial sales of 575 bicycles increases at the rate of 18% over 4 years. c. the initial sales of 575 bicycles increases at the rate of 4% over t quarters. d. the initial sales of 575 bicycles increases at the rate of 18% over t years.

The measures of the legs of a right triangle are 15m and 20m . what is the length of the hypotenuse