The right triangle has one 90 degree angle and two acute (< 90 degree) angles. Since the sum of the angles of a triangle is always 180 degrees... y + z = 90 degrees. The two sides of the triangle that are by the right angle are called the legs... and the side opposite of the right angle is called the hypotenuse.
They were called the Hollywood 10 and accused of being communist. I don't think you would find many people who can name them all.
Paul Robeson was investigated by the HUAC because he had made a  speech that said that blacks would not support the US if there was  a war against the Soviet Union. He also â¦ refused to sign an  affidavit that said that he was not a communist.