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This is a collection of free video lessons for elementary and middle school geometry topics (grades 17). Please choose a topic from the list below.
Rectangles and squares and geometric patterns
Area of rectangles and the distributive property
Area and perimeter problems — rectangular shapes
How to use a protractor to measure & draw angles
How to draw a right angle (perpendicular line) and a rectangle
Acute, obtuse, and right triangles
Volume of a rectangular prism and cubic units
Area of parallelograms and triangles
Find the area of a triangle by drawing and measuring the altitude
Introduction to conversions between units of area
Volume of rectangular prism with fractional edge length
Drawing geometric shapes with given conditions
Drawing triangles with given conditions
Pi and the circumference of a circle
How to calculate the area of a circle, plus simple proof for the formula
Applications of the Pythagorean Theorem 1: area of an isosceles triangle
Applications of the Pythagorean Theorem 2: diagonal of a square
Applications of the Pythagorean Theorem 3: volume of a triangular prism
Applications of the Pythagorean Theorem 4: perimeter of a trapezoid
Math Mammoth TourConfused about the different options? Take a 7day virtual email tour around Math Mammoth! You'll receive: An initial email to download your GIFT of over 400 free worksheets and sample pages from my books; 6 other emails on 6 subsequent days that describe the different series of Math Mammoth products, answering the most commonly asked questions, including "What is the difference between all these differentcolored series?"This way, you'll have time to digest the information over one week, plus an opportunity to ask me personally which book would be right for your child or students. Note: You will FIRST get an email that asks you to confirm your email address. If you cannot find this confirmation email, please check your SPAM/JUNK folder. 
"Mini" Math Teaching CourseThis is a little "virtual" 2week course, where you will receive emails on important topics on mathematics education. The topics include: Note: You will FIRST get an email that asks you to confirm your email address. If you cannot find this confirmation email, please check your SPAM/JUNK folder. 
Join over 25,000 others!Maria's Math Tips is my email publication that comes out usually once a month. It's filled with math teaching resources, Math Mammoth news & discounts, humor, giveaways, and more! The content is equally good for all of us who teach math. Peek at the previous volumes here. By subscribing you will also receive:

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