M 4 LSN 5 Writing and Solving Linear

M 4: LSN 5 Writing and Solving Linear Equations Activating Prior Knowledge – Notes Complete. 1. Draw and label a right triangle. 2. How many sides does a triangle have? 3. How many angles does a triangle have? *4. How many degrees are in a triangle? Tie to LO

Learning Objective Today, we will apply knowledge of geometry to writing and solving linear equations. CFU

M 4: LSN 5 Writing and Solving Linear Equations Skill Development/Guided Practice – Notes #7 7. One angle is seven less than two times the size of another angle. Together they have a sum of 83˚. What are the sizes of each angle? Angle 1: Equation: Angle 2: Check: CFU

M 4: LSN 5 Writing and Solving Linear Equations Skill Development/Guided Practice – Notes #8 8. Given a right triangle, find the size of the angles if one angle is six more than five times the other angle and the third angle is the right angle. Angle 1: Angle 2: Angle 3: Equation: Check: CFU

M 4: LSN 5 Writing and Solving Linear Equations Skill Development/Guided Practice – Notes #9 9. A pair of alternate interior angles are described as follows. One angle is fourteen more than half a number. The other angle is six less than half a number. Are the angles congruent? What does congruent mean? Angle 1: Angle 2: What does this mean? CFU

M 4: LSN 5 Writing and Solving Linear Equations Independent Practice – Classwork Ex 1 1. One angle is five less than three times the size of another angle. Together they have a sum of 143˚. What are the sizes of each angle? CFU

M 4: LSN 5 Writing and Solving Linear Equations Independent Practice – Classwork Ex 2 2. Given a right triangle, find the size of the angles if one angle is ten more than four times the other angle and the third angle is the right angle. CFU

Closure 1. What did we learn today? 2. Why is this important to you? 3. How can you tell if a value of x is a solution to an equation? Homework: Problem Set 1 – 6, You must complete them on a separate sheet of paper. CFU