Find the exact area of the shaded region.

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!

Prove that quadrilateral is a rhombus.

Afamily went out to dinner and their bill was $113.if they want to leave a 19% tip, how much should they leave.