Aparallelogram has sides of length 7.7 millimeters and 17.2 millimeters. what is the perimeter?

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!

If a distance of 75 yds is measured back from the edge of the canyon and two angles are measured , find the distance across the canyon angle acb = 50° angle abc=100° a=75 yds what does c equal?

In the expansion of (2m-3n)^9 one of the terms contains m^3. determine the exponent of n in this term