(1) Classify the triangle by its angle measure.

ΔXYZ is a __________

triangle.

(2) Classify the triangle by its angle measure.

ΔXYW is a __________

triangle.

(3) Classify the triangle by its angle measure.

ΔXZW is a __________

triangle.

(4) Classify the triangle by its side measure.

ΔEFG is a __________

triangle.

(5) Classify the triangle by its side measure.

ΔDEG is a __________

triangle.

(6) Classify the triangle by its side measure.

ΔDEF is a __________

triangle.

(7) Find each angle measure.

m ACB = ∠__________

degrees.

(8) Find each angle measure.

m NKM = ∠

__________degrees.

(hint: 180 = 5x) (hint: 180 = 5x)

(9a) Given ΔABC is congruent to ΔXYZ, Is this the correctly

drawn sketch?

YES or NO

(9b) Given ΔABC is congruent to ΔXYZ, Is this the correctly

drawn sketch?

YES or NO

(9) Given ΔABC is congruent to ΔXYZ, identify the congruent

corresponding parts

BC = ____

(10) Given ΔABC is congruent to ΔXYZ, identify the congruent

corresponding parts

ZX = ____

(11) Given ΔABC is congruent to ΔXYZ, identify the congruent

corresponding parts

∠ Y = ____

(12) Given ΔABC is congruent to ΔXYZ, identify the congruent

corresponding parts

∠ A = ____

13) Given ΔJKL is congruent to ΔPQR, find …

x = _______

14) Given ΔJKL is congruent to ΔPQR, find …

RP = _______

15) Find each angle measure.

∠ B = ____ degrees

16) Find each angle measure.

∠ HEF = ____ degrees

17a) Exterior Angles Theorem

x = ___

17b) Exterior Angles Theorem

∠ CDE = ____ degrees

17c) Exterior Angles Theorem

∠ DEC = ____ degrees

17d) Exterior Angles Theorem

∠ ECD = ____ degrees

17e) Exterior Angles Theorem

y = ____

17f ) Exterior Angles Theorem

y = ____

(17 f ) Classify the triangle by its angle measure.

ΔCDE is a __________

triangle.

18a) Exterior Angles Theorem

x = ____

Z

B

C A

y (3x+4)º

(8x+4)º

(12x-2)º

18b) Exterior Angles Theorem

y = ____

Z

B

C A

y (3x+4)º

(8x+4)º

(12x-2)º

18c) Exterior Angles Theorem

∠ ZBA = ____ degrees

Z

B

C A

y (3x+4)º

(8x+4)º

(12x-2)º

19a) Corr. to the Triangle Sum Theorem

x = ____

C

A

B (10y)º x+3

3x-7 2x-2

19b) Corr. to the Triangle Sum Theorem

y = ____

C

A

B (10y)º x+3

3x-7 2x-2

19c) Corr. to the Triangle Sum Theorem

∠ ABC = ____ degrees

C

A

B (10y)º x+3

3x-7 2x-2

(19d) Classify the triangle by its side measures.

ΔABC is a __________

triangle.

C

A

B (10y)º x+3

3x-7 2x-2

(19e) Classify the triangle by its angle measures.

ΔABC is a __________

triangle.

C

A

B (10y)º x+3

3x-7 2x-2