What is the absolute value of negative 4 minus 9 i?

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg

What is another way to express 36 +32

50 plz, given the system of equations, match the following items. x + 3 y = 5 x - 3 y = -1 a) x-determinant b) y-determinant c) system determinant match the following to the pictures below.