Jacob bought a place mat. the place mat has four sides and only one pair of parallel sides. which could be the shape of jacob's place mat? (

Find the number of positive three-digit even integers whose digits are among 9, 8, 7,5, 3, and 1.

Sara needs to take a taxi to get to the movies the taxi charges $4.00 for the first mile and then $2.75 for each mile after that if the total charge is $20.50 then how far was sara’s taxi ride to the movie

David is spreading mulch on a triangular area of his flower bed. the coordinates of the vertices of the area are (1, 3), (9, 3), and (4, 6). what is the area of the triangle if each square has an area of 3 square feet?