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The Math League

The Math League: Surface Area

For Students 9th - 10th Standards
This tutorial explains the concept of surface area, and then goes through multiple shapes offering the specific surface area formula for each one.
PPT
Sophia Learning

Sophia: Finding a Formula for the Surface Area of a Cone: Lesson 6

For Students 9th - 10th
This lesson explains how to write a formula for the surface area of a cone.
PPT
Sophia Learning

Sophia: Finding a Formula for the Surface Area of a Pyramid: Lesson 5

For Students 9th - 10th
This lesson explains how to write a formula for the surface area of pyramids. It is 5 of 5 in the series titled "Finding a Formula for the Surface Area of a Pyramid."
PPT
Sophia Learning

Sophia: Scale Factor and Surface Area of Similar Figures: Lesson 3

For Students 9th - 10th
This lesson will discuss the relationship between scale factor and surface area of similar figures. It is 3 of 4 in the series titled "Scale Factor and Surface Area of Similar Figures."
PPT
Sophia Learning

Sophia: Kinetic Friction & Surface Area: Lesson 2

For Students 9th - 10th
This lesson explains why kinetic friction does not depend on the contact surface area between an object and the surface that object is sliding across. It is 2 of 2 in the series titled "Kinetic Friction & Surface Area."
PPT
Sophia Learning

Sophia: Static Friction & Surface Area: Lesson 2

For Students 9th - 10th
This lesson explains why static friction does not depend on the contact surface area between an object and the surface that object is resting on. It is 2 of 2 in the series titled "Static Friction & Surface Area."
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Curated OER

Math2.org: Areas, Volumes, Surface Areas

For Students 9th - 10th
This personal site from Math2.org gives formulas for the area, volumes and surface areas of various shapes. Also provides diagrams.
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University of California

Ucla Mathematics Department : Midpoint Rule

For Students 9th - 10th
This site from UCLA Mathematics Department explains the Midpoint Rule and how it relates to a double integral and finding surface area.
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Curated OER

Unesco: Chad: Lakes of Ounianga

For Students 9th - 10th
The site includes eighteen interconnected lakes in the hyper arid Ennedi region of the Sahara desert covering an area of 62,808 ha. It constitutes an exceptional natural landscape of great beauty with striking colours and shapes. The...
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Curated OER

Unesco: China: Site of Xanadu

For Students 9th - 10th
North of the Great Wall, the Site of Xanadu encompasses the remains of Kublai Khan’s legendary capital city, designed by the Mongol ruler’s Chinese advisor Liu Bingzhdong in 1256. Over a surface area of 25,000 ha, the site was a unique...
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Curated OER

Unesco: Japan: Ogasawara Islands

For Students 9th - 10th
The property numbers more than 30 islands clustered in three groups and covers surface area of 7,939 hectares. The islands offer a variety of landscapes and are home to a wealth of fauna, including the Bonin Flying Fox, a critically...
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Curated OER

Unesco: Indonesia: Borobudur Temple Compounds

For Students 9th - 10th
This famous Buddhist temple, dating from the 8th and 9th centuries, is located in central Java. It was built in three tiers: a pyramidal base with five concentric square terraces, the trunk of a cone with three circular platforms and, at...
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Curated OER

Eternal Egypt: Pottery From the Abbasid Period

For Students 9th - 10th
A rather deep dish decorated with a butter-colored glaze. This type was widespread in Iraq and Persia during the third and fourth centuries AH. The decorated portion of the dish is 25% of the surface area, while 75% is undecorated. Thus,...
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Curated OER

Science Kids: Science Images: Anechoic Chamber

For Students 9th - 10th
A photo taken from the inside of an anechoic chamber. The effect of rebounding sound waves is kept to a minimum in such an anechoic chamber thanks to the large surface area that absorbs most of the noise.

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