problem solving with quadratics. problem solving guide:

6
Problem Solving with Quadratics

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Page 1: Problem Solving with Quadratics. Problem Solving Guide:

Problem Solving with Quadratics

Page 2: Problem Solving with Quadratics. Problem Solving Guide:

Problem Solving Guide:

Page 3: Problem Solving with Quadratics. Problem Solving Guide:

Problem

A rectangle has length 3 cm longer than its width. Its area is 42cm². Find its width.

Page 4: Problem Solving with Quadratics. Problem Solving Guide:

Problem

Is it possible to bend a 12cm length of wireto form the shorter sides of a right-angled triangle with area of 20cm²?

Page 5: Problem Solving with Quadratics. Problem Solving Guide:

Solve the following problems.

The number of diagonals of an n-sided polygon is given by the formula A polygon has 90 diagonals. How many sides does it have?

32

nn

D

Formula

Use the Pythagorean theorem to solve the following problems:

Page 6: Problem Solving with Quadratics. Problem Solving Guide:

Solve (page 307)