Measurement

Ontario 10 Applied (MFM2P)

Lateral area of right pyramids

Consider this regular pentagonal pyramid and its net.

a

How many identical triangular faces does it have?

$\editable{}$ triangular faces.

b

Find the area of one triangular face.

c

Find the lateral area of the pyramid.

Easy

Approx 2 minutes

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Determine, through investigation, the relationship for calculating the surface area of a pyramid