The Rule of Pythagoras

Which of these would you use to find the missing side?

• SohCahToa

• Sine rule

• Cosine rule

• Pythagoras' Theorem

• 6.99
• 6.33
• 13.59
• 7.83

What rule is best applied to solve for x?

• Pythagoras' Theorem (c²=a²+b²)

• None of the above. This is not a right angled triangle.

What rule is best applied to solve for x?

• Pythagoras' Theorem (c²=a²+b²)

• None of the above. This is not a right angled triangle.

Value of x

Find the missing length indicated. Leave your answer in simplest radical form.

• 64

• 12

• 9

• 100

What rule is best applied to solve for x?

• Pythagoras' Theorem (c²=a²+b²)

• None of the above. This is not a right angled triangle.

What rule is best applied to solve for x?

• Pythagoras' Theorem (c²=a²+b²)

• None of the above. This is not a right angled triangle.

What rule is best applied to solve for a?

• Pythagoras' Theorem (c²=a²+b²)

• None of the above. This is not a right angled triangle.