ABCD is a cylic quadrilateral. PQ is a tangent to the circle at A. given that PAD =56 DAB=80 and CDB =36 prove that AD and CB are parallel​

What is the perimeter of square abcd? units units 28 units 37 units

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

What statement is true? 2x^2-9x+2=-1