Mason used distributive property of multiplication to help him solve the equation 3 x 9 = . Mason did not get the same answer for each side of the expression. Explain the steps required to correct his mistake. 3 x 7 = (3 x 3) + (3 x 6)
21 = 9 + 18
21 = 27 (4 points)

Answer this two poles, ab and ed, are fixed to the ground with the of ropes ac and ec, as shown: two right triangles abc and edc have a common vertex c. angle abc and edc are right angles. ab is labeled 13 feet, ac is labeled 15 feet, ec is labeled 10 feet, and ed is labeled 4 feet.what is the approximate distance, in feet, between the two poles? 11.14 feet16.65 feet14.35 feet15.59 feet