Page 31 - RME-Based Bilingual E-Module

LEARNING ACTIVITIES 2

CONE

Picture 6. Bird Park Punti Kayu Palembang

Look at the top of the gate above! The shape of the roof resembles a geometrical
cone shape.

A cone is a 3D shape with curve that resembles regular n-sided pyramid with
circle base. The cone can be formed from a right triangle rotated 360°, where the
side of the right as the center of rotation.
Find objects around you that are conical or resemble cones!

Objectives of Learning:  Know the definition of cone and can give examples
of some conical objects.
 Know the nets of cone.
 Determine the formula for the surface area of cone.
 Determine the formula for the volume of cone.
 Determine the surface area and volume of cone.
 Solve contextual problems about cone.

Times: 5 Hours

RME-BASED BILINGUAL E-MODULE— 9