## Lesson Plans for High School Math, Grades 9-12 (page: 2 of 2)

### Most Recent

• Practice Using Ratios to Make Mileage Comparatives - A Warm-Up Activity
Warm up activities can be used to provide students with mathematical reflections to show what they know about ratios and comparisons. For high school students learning to drive, comparing fuel economy can provide both practical and real life application of math knowledge. Now solve the problem...
• Some Fun Geometry Practice Using Deductive Reasoning
This is a fun little geometry activity that should help students understand the importance of using deductive reasoning skills - and see why proofs aren't useless after all.
• Lesson on Personal Finances
While it's a good idea for any student to have a lesson on personal finances, it is imperitave for any student studying economics to be able to understand their own finances before moving forward. This budgeting lesson plan provides students with the tools they need to better manage their finances.
• Lesson Plan: Solving Quadratic Equations with the Zeroes Form and the Vertex Form
In this math exercise, you'll find a lesson plan that explains how quadratic equations can be solved using the zeroes form and the vertex form along with tips on a follow-up lecture to help students check their work. The grade level is approximately 9th grade.
• Teaching the Zero Method For Solving Graphic Equations
If your students are already adept at solving basic quadratic equations by hand, it's only fair you now teach them a way in which they can solve graphic equations using the graphing calculator's intersection finder.
• Lesson plan: Solving Graphic Equations with the Intersection Method
This article is of a lesson plan that shows students how to solve systems of equations using the substitution method and the intersection method on the graphing calculator.
• Teaching About the Rectangular Coordinate System
Let's share a lesson plan focused on teaching high school students (9th-10th grade) the rectangular coordinate system (e.g., the x,y plane), the distance formula, and the midpoint formula.
• Tips To Help Students Learn The Primary Trig Ratios
Most students like using mnemonics to help them remember things. Use this silly little jingle to help your students remember the primary trig ratios.
• Fun with Geometry!
This is a fun geometry based lesson. The increase in scale during the project helps solidify spatial awareness and measurement estimation. Throughout the project students will learn to use alternative tools to complete their assignments, ie… string in place of a compass.
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