Search Header Logo
Alternate equation Pythagorean Theorem

Alternate equation Pythagorean Theorem

Assessment

Presentation

Mathematics

7th - 8th Grade

Medium

CCSS
8.G.B.8, 8.NS.A.2

Standards-aligned

Created by

Susan McBride

Used 7+ times

FREE Resource

7 Slides • 4 Questions

1

Pythagorean equations

"other" ways to find a missing side length.

Slide image

2

a2 + b2 = c2

Traditional Pythagorean Theorem

Slide image

3

Missing Hypotenuse

alternate form....

 c =a2+b2c\ =\sqrt{a^2+b^2}    Take the square root of the SUM of the squares.

Slide image

4

Alternate Theorem, missing leg measure.

Suppose the missing side measure is leg "b"....

Slide image

5

Solve for the missing square.

Suppose the missing leg is "a"........

Slide image

6

Alternate Theorem, missing leg measure.

Take the square root of the DIFFERENCE of the squares.

Slide image

7

Multiple Choice

Question image

Which equation CAN NOT be used to find the value of "a"?

1


 262 242=a\sqrt{26^2\ -24^2}=a^{ }  

2

 242262=a224^2-26^2=a^2  

3

 262242=a226^2-24^2=a^2  

8

Multiple Choice

Question image

Which equation CAN NOT be used to find the value of 'a'?

1

122 - 112 = a2

2

a2 + 112 = 122

3

a2 - 112 = 122

9

Radical form/ exact answer.


Slide image

10

Multiple Choice

 23\sqrt{23}  is between which two consecutive integers?

1

11 & 12

2

4 & 5

3

5 & 6

11

Multiple Choice

 125\sqrt{125}  is between which two consecutive integers?

1

62 & 63

2

10 & 11

3

11 & 12

Pythagorean equations

"other" ways to find a missing side length.

Slide image

Show answer

Auto Play

Slide 1 / 11

SLIDE