Three students sitting at a table were given 1/2 of a pan of brownies to share. What fraction of the whole pan will each student get if they share the pan of brownies equally?

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

Solve each quadratic equation by factoring and using the zero product property. 14x - 49 = x^2

In δabc, m∠acb = 90°, cd ⊥ ab and m∠acd = 45°. find: a find cd, if bc = 3 in