Agear ratio is the ratio of the teeth on the front sprocket and the teeth on the rear sprocket. if a bike has 36 teeth on the front sprocket and 12 rear teeth, what is the gear ratio for the bike

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