216 - Pythagorean Theorem and the Coordinate Plane

What is the length of x?

• 5
• 7
• 8
• 25

Find the length of the missing side. 

• 17 cm
• 22 cm
• 15 cm
• 13 cm

The pythagorean Theorem ONLY works on which triangle? 

• obtuse
• scalene
• isosceles
• right

What is the longest side of a right triangle called?

• Leg A
• Leg B
• Hypotenuse
• Pythagoras' Big Buddy

^{Find the missing side}

• 11

• 61

Use the picture to help you answer the question.
Make sure to:
-ID the legs and hypothenuse
-Plug in those values into  $a^2+b^2=c^2$  

-Simplify the exponents
-Get the variable by itself
-No need to take the square root this time:)

•  $\sqrt{20}$  

•  $\sqrt{21}$  

•  $\sqrt{40}$  

•  $\sqrt{58}$  

Use the picture to help you answer the question.
Make sure to:
-ID the legs and hypothenuse
-Plug in those values into $a^2+b^2=c^2$

-Simplify the exponents
-Get the variable by itself
-You may have to take the square root to find your answer

• 5 units

• 13 units

• $\sqrt{65}$

•  $\sqrt{97}$ 

Click on the picture to see the question. Don't forget:

-ID your legs & hypothenuse
-Count the units of each leg 
-Plug in that information into   $a^2+b^2=c^2$  
-Simplify your exponents
-Get the variable on one side
-Take the square root 

• 8 units

• 12 units

• 15 units

• 21 units