Find the measures of two angles one positive and negative that are coterminal with 50 degree

Nick and nora are married and have three children in college. they have an adjusted gross income of 47,400. if their standard deduction is 12,600 itemized deductions are 14,200 and they get an exemption of 4000 for each adult and each dependent what is their taxable income

Arectangle has a width of 5 cm and a length of 10 cm. if the width is increased by 3, how does the perimeter change?

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a