What is the area of ABC if A is located at (2,1), B is located at (4,7), and C is located at (0,5)?

Write two subtraction equations that are equivalent to 5 + 12 = 17.

Which of the points a(6, 2), b(0, 0), c(3, 2), d(−12, 8), e(−12, −8) belong to the graph of direct variation y= 2/3 x?

Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.