Evaluate 0.53n+5 when n=3 and when n=-3

Marie drew the triangle shown. she wants to draw a second triangle that is different from this one. use the drop-down menus below to complete the statements about the second triangle.

What is the product of the radical expression. (7-2square root) (8+2 square root)

Write the fraction 9/50 as a decimal if needed round to the nearest hundredth