Which of the numbers listed below are solutions to the equation? check all that apply. x2 = 81 a. 18 b. 40.5 c. -9 d. 162 e. 9 f. 6561

1foot = 12 inches; 1 yard = 3 feet

Tell whether the two rates form a proportion

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