2/26 Pythagorean Theorem Review

2/26 Pythagorean Theorem Review

Solving for C

• Steps are shown on image on the right

• Don't forget to square root the answer at the end.

Now you try some

Multiple Choice

What is the formula used to solve for the hypotenuse?

• a²⁺b²=c²
• a+b=c
• a-b=c
• c-a=c

Multiple Choice

Use the Pythagorean Theorem to find the of the diagonal.

• 50

• 75

• 64

• 45

Multiple Choice

All of the a square plus all of the b square will perfectly fill the c square with nothing left over.

• True

• False

Multiple Choice

Find the length of the missing side.

• 5552363959656.

• 10

• 100

• 89

Multiple Choice

Find the length of the missing side. 

• 25 cm
• 42 cm
• 52 cm
• 48 cm

Multiple Choice

Find the length of the missing side. 

• 17 cm
• 22 cm
• 15 cm
• 13 cm

Missing Leg (a or b)

If you are missing a leg, subtract

 $c^2\ -a^2=b^2$  
 $11^2-7^2=b^2$  
 $121-49\ =b^2$  

 $\sqrt{72}\ =\ b^2$  

      8.49 = b



Multiple Choice

• A

• B

• C

• D

Multiple Choice

Solve for x.

• 4.8 m
• 10.5 m
• 22.8 m
• 16.5 m

Multiple Choice

Solve for x. 

• 9.3 km
• 12.8 km
• 14.5 km
• 16.1 km

Multiple Choice

Molly wants to put a fence around her triangular yard shown below. Approximately how much fencing will she need?

• 28 ft
• 38 ft
• 43 ft
• 49 ft