(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)

(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 = ____

18b) Exterior Angles Theorem y = ____

18c) Exterior Angles Theorem ∠ ZBA = ____ degrees

19a) Corr. to the Triangle Sum Theorem x = ____

19b) Corr. to the Triangle Sum Theorem y = ____

19c) Corr. to the Triangle Sum Theorem ∠ ABC = ____ degrees

(19d) Classify the triangle by its side measures. ΔABC is a __________ triangle.

(19e) Classify the triangle by its angle measures. ΔABC is a __________ triangle.