12 girls in a class of 15 girls have short hair and the rest have long hair . What percent of the girls has long hair ?​

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

Plz ( true - false) all triangles have interior angles whose measure sum to 90.

Find the power set of each of these sets, where a and b are distinct elements. a) {a} b) {a, b} c) {1, 2, 3, 4} show steps