Andre tried to rotate ABC triangle 45 degrees counterclockwise. He knows something went wrong because the image doesn’t seem to be congruent to the original figure. 1.What is one idea that Andre probably understands about rotations?

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Television sizes are based on the length of the diagonal of the television's rectangular screen. so, for example, a 70-inch television is a television having a diagonal screen length of 70 inches. if a 70 inch television's diagonal forms a 29°angle with the base of the screen, what is the vertical height (1) of the screen to the nearest inch? 70 inhin