Is It a Right Triangle?

Is It a Right Triangle?

Labeling

Label the sides of each shape and the area of each square.

Drag labels to their correct position on the image

5

12

13

25

144

169

Fill in the Blanks

What is the sum of the squares of the two legs?

(Hint: 144 + 25)

Fill in the Blanks

What is the square of the hypotenuse?

(Hint: Square 13 which means 13 x 13)

Multiple Choice

Did you get the same answer for the last two slides?

• yes

• no

Because you got 169 for both answers these three numbers form a right triangle.

Multiple Choice

Do side lengths of 5, 12, and 13 form a right triangle?

(Hint: I just gave you the answer.)

• yes

• no

Labeling

Label the sides of each shape and the area of each square.

Drag labels to their correct position on the image

225

8

15

289

64

17

Fill in the Blanks

What is the sum of the square of the two legs?

(Hint: 64 + 225)

Fill in the Blanks

What is the square of the hypotenuse?

(17 x 17 = ?)

Multiple Choice

Do side lengths of 8, 15, and 17 form a right triangle?

(Hint: Did you get the same answer for the last two questions? If you did, the side lengths can form a right triangle.)

• yes

• no

Labeling

Label the sides of each shape and the area of each square.

Drag labels to their correct position on the image

4

100

64

8

10

16

Fill in the Blanks

What is the sum of the square of the two legs?

Fill in the Blanks

What is the square of the hypotenuse?

Multiple Choice

Can side lengths of 4, 8, and 10 form a right triangle?

(Hint: Were the two sums the same? If they are, then the side lengths form a right triangle.)

• yes

• no

Labeling

Label the sides of each shape and the area of each square.

Drag labels to their correct position on the image

400

21

441

841

20

29

Fill in the Blanks

What is the sum of the squares of the two legs?

Fill in the Blanks

What is the square of the hypotenuse?

Multiple Choice

Can side lengths of 20, 21, and 29 form a right triangle?

• yes

• no