Find the 63rd term of the arithmetic sequence 17, 26, 35

One integer is 8 times another. if the product is 72, then find the integers

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

Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.