Name types of angles in geometric figures​

Acute --> less than 90 degrees
Right --> 90 degrees
obtuse --> more than 90 degrees but less than 180
straight --> 180 degrees
reflex --> greater than 180 degrees
full rotation --> 360 degrees

The lateral side of a triangular pyramid is a triangle. in order to increase the lateral surface area, the slant height and the height should be altered

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