Law of Sines
Law of sines: sin(a)/a = sin(b)/b = sin(c)/c In △FGH, h = 10, m∠F = 65°, and m∠G = 35°. What is the length of g? Use the law of sines to find the answer. 5.8 units 6.7 units 9.2 units 9.8 units
A
Law of sines: sin(a)/a = sin(b)/b = sin(c)/c What is the approximate measure of angle F? Use the law of sines to find the answer. 11.5° 44.4° 68.0° 81.9°
B
Law of sines: sin(a)/a = sin(b)/b = sin(c)/c What is the value of z, rounded to the nearest tenth? Use the law of sines to find the answer. 2.7 units 3.2 units 4.5 units 5.3 units
B
Law of sines: sin(a)/a = sin(b)/b = sin(c)/c Which is the approximate measure of angle Y? Use the law of sines to find the answer. 52° 59° 64° 67°
B
Law of sines: sin(a)/a = sin(b)/b = sin(c)/c What is the best approximation of the value of w? 1.4 cm 4.0 cm 6.0 cm 7.3 cm
NOT D
Consider the diagram and the proof below. Given: In △ABC, AD ⊥ BC Prove: What is the missing statement in Step 6? b = c csin(B) = bsin(C) bsin(B) = csin(C)
Not A
Law of sines: sin(a)/a = sin(b)/b = sin(c)/c What is the approximate measure of angle K? Use the law of sines to find the answer. 20° 34° 41° 53°
Not A
Law of sines: sin(a)/a = sin(b)/b = sin(c)/c Use the law of sines to find the value of y. Round to the nearest tenth.
y=2.5
Law of sines: In ΔABC, c = 5.4, a = 3.3, and . What are the possible approximate lengths of b? Use the law of sines to find the answer. 2.0 units and 4.6 units 2.1 units and 8.7 units 2.3 units and 7.8 units 2.6 units and 6.6 units
C
