In this Early Edge video lesson, you'll learn more about Triangles: Perimeter and Area, so you can be successful when you take on high-school Math & Geometry.
The Princeton Review
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In this Early Edge video lesson, you'll learn more about Equilateral, Isoceles and Scalene Triangles, so you can be successful when you take on high-school Math & Geometry.
The Princeton Review
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In this Early Edge video lesson, you'll learn more about Complementary and Supplementary Angles, so you can be successful when you take on high-school Math & Geometry.
The Princeton Review
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In this Early Edge video lesson, you'll learn more about Types of Angles, so you can be successful when you take on high-school Math & Geometry.
The Princeton Review
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Definition and properties of right triangles
Math Open Reference
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This website will help you with squares and their properties. Such as side length, diagonal length, area and perimeter.
WebMath
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This page will allow you to calculate things related to a right triangle. Such as the base, the height, area, perimeter, and Pythagorean Thm.
WebMath
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A helpful scientific calculator that runs in your web browser window.
Holt Online Learning
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Definition and picture of a 3:4:5 triangle. Gives other examples of pythagorean triplets.
Math Open Reference
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Definition of a 45-45-90 triangle and the ratio of its sides. Includes a great picture.
Math Open Reference
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