Sophia Learning
Sophia: Finding a Formula for the Surface Area of a Cone: Lesson 6
This lesson explains how to write a formula for the surface area of a cone.
Curated OER
Unesco: Indonesia: Borobudur Temple Compounds
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...