Ajar contains n nickels and d dimes. there is a total of 185 coins in the jar. the value of the coins is $12.80. how many nickels and how many dimes are in the jar?

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