The radius of a circle is 2 units.
What is the diameter of the circle?

An objects motion is described by the equation d= 4sin (pi t) what will the height of the object be at 1.75 seconds?

Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!

Atriangular field has sides of lengths 21, 39, and 41 yd. find the largest angle. (round your answer to the nearest degree.)