21) A painting has dimension of 120cm x 100cm. When it is placed in a spaceship, it appears to be square from the point
Posted: Sat Jul 02, 2022 7:03 pm
21) A painting has dimension of 120cm x 100cm. When it is placedin a spaceship, it appears to be square from the point of view ofpeople on Earth. What is the speed of the spaceship?