The shaded figure below is a diagram of a triangular tabletop.
which two measures can be used as the base and height when finding the area of the tabletop?
113 cm and 140 cm
113 cm and 192 cm
159 cm and 140 cm
159 cm and 192 cm

The deck that kenneth is building is in the shape of a parallelogram abcd the measure of angle c is one third the measure of angle b find the measure of each angle of the deck

Aline has a slope of 1/4 and passes through point (0.4,-1/2). what is the value of the y-intercept?

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?