Use the distributive property and mental math to find the product.

Type the correct answer in each box. use numerals instead of words. if necessary, use / for the fraction bar. consider the given table.

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?

An investment decreases in value by 30% in the first year and decreases by 40% in the second year. what is the percent decrease in percentage in the investment after two years