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Posted by **Cj** on Sunday, December 4, 2011 at 1:44pm.

- geometry -
**MathMate**, Sunday, December 4, 2011 at 1:54pmDivide the canvas into 6 isosceles triangles.

Base of triangle = 78/6=13"

Height of triangle = 11"

Area of each triangle = 11*13/2

Total area of canvas=11*13/2*6=432 sq.in.

- geometry - correction -
**MathMate**, Sunday, December 4, 2011 at 1:58pmDivide the canvas into 6 isosceles triangles.

Base of triangle = 78/6=13"

Height of triangle = 11"

Area of each triangle = 11*13/2

Total area of canvas=11*13/2*6=429 sq.in.

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