In the equation below, replace each asterisk with one of the four math operations signs: addition , subtract, divide and multiple. Each sign can use be used once and only once. (A) 5_4_3_2_1=7 (hint: the first sign is addition)

Abox contains 1 plain pencil and 4 pens. a second box contains 5 color pencils and 5 crayons. one item from each box is chosen at random. what is the probability that a plain pencil from the first box and a color pencil from the second box are selected? write your answer as a fraction in simplest form.

Aplot of land has been surveyed for a new housing development with borders ab, bc, dc, and da. the plot of land is a right trapezoid with a height of 60 feet and an opposite leg length of 65 feet

Is the figure congruent? yes or no?