Finding the Sides of a Right Triangle

What is the formula for finding the hypotenuse?

• a²⁺b²=c²

• a+b=c

• a-b=c

• c-a=c

The longest side of a right triangle is called the...

• leg A

• leg B

• hypotenuse

• right angle

Find the length of the missing side x... Round your answer to 1 decimal place.

• 3.8 cm

• 28.8 cm

• 3.9 cm

• 3.6 cm

Find the length of the missing side x...

Round your answer to 1 decimal place.

• 10.3 cm

• 10.2 cm

• 17.5 cm

• 8.6 cm

Find the length of the missing side x...

Round your answer to 1 decimal place.

• 8.3 cm

• 16.7 cm

• 11.8 cm

• 8.4 cm

Find the length of the missing side x...

Round your answer to 1 decimal place.

• 5.7 cm

• 5.8 cm

• 17.1 cm

• 8.6 cm

Find the length of the missing side x...

Round your answer to 1 decimal place.

• 8.7 cm

• 10.2 cm

• 12.3 cm

• 8.6 cm

Which trig ratio would you use for the following?

• Sin

• Cos

• Tan

• You would not be able to use trigonometry

Which trig ratio would you use for the following?

• Sin

• Cos

• Tan

• You would not be able to use trigonometry

We can use SOH-CAH-TOA for...

• Any triangle ever

• Non-right triangles only

• Right Triangles only

• Never