GET 44 POINTS ANSWER ALL
For triangle XYZ, m∠X = 38°, m∠Y = (5x − 11)°, and m∠Z = (4x − 45)°. Find m∠Y.
m∠Y = 22°
m∠Y = 43°
m∠Y = 99°
m∠Y = 158°
Question 2(Multiple Choice Worth 2 points)
(Interior and Exterior Angles MC)
In triangle DEF, m∠D = (3x + 27)°, m∠E = (4x + 22)°, and m∠F = 68°. Determine the degree measure of the exterior angle to ∠D.
54°
58°
122°
126°
Question 3(Multiple Choice Worth 2 points)
(Interior and Exterior Angles MC)
In ΔJKL, m∠J = 83° and m∠L = 90°. Determine the measure of the exterior angle to ∠K.
7°
86.5°
97°
173°
Question 4(Multiple Choice Worth 2 points)
(Interior and Exterior Angles LC)
One interior angle of a triangle is 89.5°, and the other two interior angles are congruent. What is the degree measure of one of the congruent angles?
44.75°
45.25°
90°
90.5°
Question 5(Multiple Choice Worth 2 points)
(Interior and Exterior Angles LC)
For ΔABC, m∠A = 28.7° and m∠B = 123.8°. Determine m∠C.
27.5°
62.5°
76.25°
152.5°
Question 6(Multiple Choice Worth 2 points)
(Interior and Exterior Angles MC)
Triangle ABC is shown with exterior ∠z.
triangle ABC with angle A labeled 97 degrees, angle B labeled 34 degrees, and side AC extended with angle z labeled as exterior angle to angle C
Determine m∠z.
49°
97°
131°
146°
Question 7(Multiple Choice Worth 2 points)
(Interior and Exterior Angles MC)
Triangle UVW is shown with m∠WUV = 36°. The measure of ∠UVW is (5h − 68)°, and the measure of ∠AWB is (5h − 20)°.
triangle UVW with side VW extended through point A and side UW extended through point B, with angle U labeled as 36 degrees
Determine the value of h.
h = 48
h = 24.5
h = 23.2
h = 21
