Apair of dice are tossed twice. find the probability that the first roll is a total of at least 3 and the second roll is a total of at least 6.

Peter measures the angles in a triangle. he finds that the angles are 95, 10 and 75. is he correct? explain your answer

Sole the equation 6n + 9 = -3n - 21 - 6 for n

Right triangle abc has three sides with lengths ab= 119, bc = 169, ca= 120. find the value of cos c. hint: draw and label the triangle. the hypotenuse is always the longest.