Right angle fcd intersects and at point c. fce is congruent to ecd. ecd is complementary to dcb. which statement is true about dcb and acf? a. they are congruent and complementary. b. they are congruent and supplementary. c. they are complementary but not necessarily congruent. d. they are supplementary but not necessarily congrue

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.

Benjamin is making bow ties. how many 1/2yards lomg bow ties can he make if he has 18 feet of fabric?

Will give brainliestbased on the topographic map of mt. st. helens, what is the contour interval if the volcano height is 2,950 m?