In triangle abc angle a is a right angle and b equals 45 degrees what is the length of bc

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?

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