One side of the triangle is half the longest side. the third side is 10 meters less than the longest side. the perimeter is 45 meters. find all three sides

Combined megan and kelly worked 60 hours.kelly worked twice as many hours as megan.how many hours did they each worked?

Acircular city park has a sidewalk directly through the middle that is 111 - feet long. if each bag of fertilizer covers 50 square feet, then determine how many bags of fertilizers the parks and recreation department needs to use to cover the circular park. ignore all the sidewalks around and through the park.

What is sin 7x/4 ? i need on this urgent trig