Write the equation of the line perpendicular to y = 1/2x-2 that goes through the point (4,5) Please help I am really stuck thank you so much

Factor the monomial completely 42a3b3

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 acceleration of an object due to gravity is 32 feet per second squared. what is acceleration due to gravity in inches per second squared?