1. ORDER OF OPERATIONS & SUBSTITUTION - Evaluate the expression below if x, y and z are the following values: *
x = 3,
y = 1,
and z = -2
x² + y
Z +-3

In trapezoid klmn, kj=19.2 and jm=22.5. identify ln.

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?

In the equation sqrt(n+5)-sqrt(11-10)=1. what is the value of n