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Honors Geometry Section 9.4 Special Right Triangles 45 45 90 or30 60 90

Honors Geometry Section 9.4 Special Right Triangles

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Page 1: Honors Geometry Section 9.4 Special Right Triangles

Honors Geometry

Section 9.4Special Right Triangles45 45 90 or 30 60 90

Page 2: Honors Geometry Section 9.4 Special Right Triangles

Please select a Team.

1 2 3 4 5 6 7 8 9 10

0 0 0 0 000000

1. Team 1

2. Team 2

3. Team 3

4. Team 4

5. Team 5

6. Team 6

7. Team 7

8. Team 8

9. Team 9

10.Team 10

Response Grid

Countdown

10

Page 3: Honors Geometry Section 9.4 Special Right Triangles

8

2

8

24 2

4 2

2

2

hypotenuse

leg

leg 2x

Examples

5 2

45

45

45

45

45

45

5

59 2

9

98

8

2

Simplifyingradicals

28

2 2 8 2

2 4 2

2 8x 8

2x

Page 4: Honors Geometry Section 9.4 Special Right Triangles

14

314 3

3

shorter

shorter

3

33x

Examples

30

60

30

60

30

60

48

4 3

105

5 330

60

7 3

714

14

3 14x 14

3x

14

3Simplifyingradicals

314

3 3 14 3

3

14 32

3

28 3

3

28 3

3

Page 5: Honors Geometry Section 9.4 Special Right Triangles

.

a. b. c. d.

0 000

a.

b.

c.

d. .

.A

.B

.C

.D

CHECKPOINT

4 2, 4x y

4, 4 2x y

4, 4 3x y

4 3, 8x y Response Grid

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Page 6: Honors Geometry Section 9.4 Special Right Triangles

.

a. b. c. d.

0 000

a.

b.

c.

d. .

.A

.B

.C

.D

CHECKPOINT

10, 20a b

10 3, 20a b

10, 10 3a b

10 3, 10 2a b

Response Grid

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15

Page 7: Honors Geometry Section 9.4 Special Right Triangles

.

a. b. c. d.

0 000

a.

b.

c.

d. .

.A

.B

.C

.D

CHECKPOINT

15 3, 30m n

30, 30 2m n

15 3, 15 2m n

30, 30 3m n

Response Grid

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Page 8: Honors Geometry Section 9.4 Special Right Triangles

36

Square

4 Right Angles

Diagonals bisect opposite angles

45

45

45 45 90 Triangle

Area b h

b

h36

36b h

36 36Area

1296Area 2in

Page 9: Honors Geometry Section 9.4 Special Right Triangles

Team Scores125 Team 8

100 Team 4

100 Team 5

100 Team 1

100 Team 9

60 Team 2

60 Team 10

33.33 Team 3

33.33 Team 6

0 Team 7

Page 10: Honors Geometry Section 9.4 Special Right Triangles

• End

Page 11: Honors Geometry Section 9.4 Special Right Triangles

Honors Geometry

Section 9.4Special Right Triangles45 45 90 or 30 60 90

Page 12: Honors Geometry Section 9.4 Special Right Triangles

2x

Examples

45

45

45

45

45

45

5

59 2 8

Simplifyingradicals

Page 13: Honors Geometry Section 9.4 Special Right Triangles

3x

Examples

30

60

30

60

30

60

410

30

60

7 3 14

Simplifyingradicals

Page 14: Honors Geometry Section 9.4 Special Right Triangles