Page 192 - Mathematics GRADE 9, DE-STREAMED (MTH1W)

E1.5 Geometric and Measurement Relationships
solve problems involving the side-length relationship for right triangles in real-life situations, including problems that involve composite shapes
Teacher supports
Examples
• real-life situations involving right triangles:
o creating or analysing a design for an outdoor space
o determining whether a wall is straight
o determining whether a box is square (has 90° angles) o building a ramp to improve accessibility
o building a garden bed
o building a bridge
o creating plans for a dwelling
o building a roof truss:
o designing a pyramid-shaped structure such as a tent:
• composite shapes involving right triangles:
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