To join a local sqaure dancing group, jan has to pay $100 sign-up fee plus $25 per month. write an equation for the cost (y) based on the number of monnths (x).

quickly

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.

How many terms does the polynomial x^2 y^2 have

The triangle shown has a hypotenuse with a length of 13 feet. the measure of angle a is 20 degrees. and the measure of angle b is 70 degrees. which of the following is closest to the length, in feet, of line segment ac? no need to use a calculator to find the trig numbers. each function is listed below. 4.4 5 12.2 35.7