In the diagram m∠3 = x + 30 and m∠4 = 2x - 80. What is the measure of angle 3?

A city has a population of 210,000 people. Suppose that each year the population grows by 3.25%. What will the population be after 10 years? Use the calculator provided and round your answer to the nearest whole number.

What is the first step in the construction of an angle bisector using only a compass and straightedge?

Your brother has $2000 saved for vacation his airplane ticket is $637 Write and solve an inequality to find out how much he can spend for everything else.

Two sides of a rectangle are x-7 and 2x+1. Write an expression that represents the perimeter of the rectangle.

Round 416867.46988 to the nearest tenth

The music department orders 4 times as many Rock CDs as Jazz CDs. If the department orders 550. CDs, how many of CDs are rock?

After an earthquake in a city 15% were found missing, 25 % critically injured, 20 % suffered minor injury and 400 people had no injury how many people were there in the city

The period of a pendulum is the time the pendulum takes to swing back and forth one full time. The function I = 0.81t^2 relates the length l in feet of a pendulum to the time t in seconds that it takes to swing back and forth.

Count forward by hundreds 801,

Use the steps to determine the exact value of sin (-135) °. Identify the reference angle, θ. θ = °