Pythagorean Theorem and Trig Ratios and Special Right Triangles

The Pythagorean Theorem is
c² = a² - b²  

• false
• true

Sides a and b are called legs.

• true

• false

Side c on a right triangle is ALWAYS the longest.

• true

• false

_{^{Find the missing side}}

• 9
• 41
• 6.4
• 6.2

Find the length of the missing side. 

• 48 in.
• 52 in.
• 16 in.
• 24 in.

Does the set of numbers represent a right triangle?

20, 25, 15

• Yes

• No

Find the length of the missing side. 

• 17 cm
• 22 cm
• 15 cm
• 13 cm

solve for the value of y

• 13
• 5
• 23
• 10

Acute, right, or obtuse

• Acute
• Right
• Obtuse
• I don't know

Acute, right, or obtuse?

• Acute
• Right
• Obtuse
• I don't know how to do this