Ihave 300 beads. my sister has 60 more beads than i did. how many beads do my sister and i have altogether?

Find the magnitude, correct to two decimal places, made by each of the following with positive direction of the x axis a) y= x the answer is 45° but i don’t know how

What is the solution to the system of equation graphed belowa.(0,-4)b.(2,5),1),-3)

Point s lies between points r and t on . if rt is 10 centimeters long, what is st? 2 centimeters 4 centimeters 6 centimeters 8 centimeters