Which greek mathematician is known as the father of geometry? pythagoras thales euclid hippocrates

There are 12 boy and13 girls in a class. if the teacher randomly chooses a student’s name out of a hat what is the probability it will be a girl

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

Aquadrilateral has exactly one pair of parallel sides. which name best describes the figure?