How much money should you invest in a savings account that pays 2.25% interest compounded quarterly to have a balance of $1,196.61 after 8 years

What is the exact volume of the cylinder (radius 13 in., height 30 in.)

Me! #1 write an equation for the interior angles of this triangle that uses the triangle sum theorem. #2 what is the value of x? #3 what is the measure of #4 classify the triangle above as acute, obtuse, or right. state your reason in a complete sentence.

On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.