Find the least common factor of 25 and 60

What other information do you need to prove triangle dac=bca by asa

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

The measure of an angle is 117°. what is the measure of a supplementary angle?