Real Numbers and Right Triangles

Pythagorean Theorem

• A+B=C

• A^2+B^2=C^2

• 4+12=16

• I Don't know

Right Angle

• Equal to 90 degrees

• Equal to 45 degrees

• Equal to 180 degrees

• Greater than 90 degrees

Hypotenuse

• An animal at the zoo

• Adjacent to the right angle

• I don't know

• Opposite to the right angle, longest side

How far above the ground doe the ladder touch the building?

Mathematical Equivalence

ON

If the Pythagoras property holds, the triangle must be _____

• right angled

• acute angled

• obtuse angled

Which measurement is closest to the value of d in inches?​ (a)  

• 14.3 in.

• 6.3 in.

• 4.0 in.

• 19.8 in.

Use the right triangle above to determine the value of x ?

Mathematical Equivalence

ON

The Pythagorean Theorem ONLY works on which triangle? 

• obtuse

• scalene

• isosceles

• right

solve for c

• 7

• 9

• 4

• 13

You need a ladder that will reach up a 25 foot tall house when placed 10 feet away from the house. How tall does the ladder need to be?

• 25 feet

• 26 feet

• 27 feet

• 28 feet