Trigonometric Functions: Introduction

Warm-Up Icon Unit Warm-Up

We are going to work on a warm-up relating to squares and square roots. These skills will be important for this unit. Complete the Think & Click activity by looking at each problem below, thinking about it, and then clicking on the question to reveal the solution.

think icon Evaluate 22 + 32 + (3 – 4)2
 
think icon Evaluate the quantity 4 minus 2 squared divided by the quantity 3 plus 1 squared
 
think icon Evaluate square root of fifth-six point eight
 
think icon Evaluate square root of 28. Find the exact answer.