Use the given scale factor and the side lengths of the scale drawing to determine the side lengths of the real object. (leave an explanation to your answer plz)

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).

Select the two pairs of figures that are similar.

Helll ! 1,400 tons of wheat of two different varieties was delivered to the silo. when processing one variety, there was 2% of waste and 3% during the processing of the second variety of wheat. after the processing, the amount of remaining wheat was 1,364 tons. how many tons of each variety of wheat was delivered to the silo?