# 3 Act Math Tasks

## Real World 3 Act Math Tasks Aligned to Ontario Curriculum

**Not from Ontario? Access Common Core State Standards (CCSS)**

# MFM1P

## Measurement and Geometry - MG3

**Overall Expectation Description:**

determine, through investigation facilitated by dynamic geometry software, geometric properties and relationships involving two-dimensional shapes, and apply the results to solving problems;

## Related 3 Act Math Tasks:

## Railing Reconstruction

### What is the angle measure of the missing angle?

**Shared By:**

Kyle Pearce

**Math Topic:**

Geometry and Spatial Sense, angle geometry, opposite angle theorem, parallel lines cut by a transversal.

**Ontario Curriculum Alignment:**

**Common Core State Standard Alignment:**

## Mix, Then Spray

### Where should I stop filling?

**Shared By:**

Kyle Pearce

**Math Topic:**

3D Measurement, Volume of a Cylinder, Volume of a Cone, Composite Figures

**Ontario Curriculum Alignment:**

**Common Core State Standard Alignment:**

## Best Triangle

### Who do you think did the best job drawing an equilateral triangle?

**Shared By:**

Dan Meyer

**Math Topic:**

Use coordinates to prove simple geometric theorems algebraically.

**Ontario Curriculum Alignment:**

**Common Core State Standard Alignment:**

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