# 3 Act Math Tasks

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

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

# MCF3M

## Trigonometric Functions - TF1

**Overall Expectation Description:**

solve problems involving trigonometry in acute triangles using the sine law and the cosine law, including problems arising from real-world applications;

## Related 3 Act Math Tasks:

## Big Nickel

### Would it be cheaper to build it using nickels?

**Shared By:**

Andrew Stadel

Cathy Yenca

Dan Meyer

Kyle Pearce

**Math Topic:**

Proportional Reasoning, Volume, Problem Solving

**Ontario Curriculum Alignment:**

**Common Core State Standard Alignment:**

## Laying Sod

### How many pieces of sod will cover the garden?

**Shared By:**

Jon Orr

**Math Topic:**

Trigonometry, area, measurement

**Ontario Curriculum Alignment:**

**Common Core State Standard Alignment:**