Find the perimeter of a right triangle with legs of 6 cm and 8 cm

Need this asap if anyone can i would be very grateful. if you could show workings that would really

Given the quadratic function f(x)=3x^2-24x+49 a. use “completing the squares” to convert the quadratic function into vertex form b. state the vertex c. find the x and y intercepts d. graph the function

An elevator travels 310 feet in 10 seconds. at that speed, how far can't his elevator travel in 12 seconds?