Sine
If A = 630, B = 190, and a = 2.4, find b to the nearest tenth using the Law of Sines.
0.9 units
If a = 21.5, b = 13, and C = 390, find c to the nearest tenth using the Law of Cosines.
14.1 units
In order to solve the triangle given b = 40, c = 45, and A = 510, which law should you use to solve for a?
Cosine Law
Find the area of triangle ABC if a=15mm, b=20mm and c=25mm.
Area = 0.5a*b(sin C)
150 mm2
If B = 140, C = 450, and b = 5.2, find c to the nearest tenth using the Law of Sines.
15.2 units
If A = 520, b = 54 and c = 49, find a to the nearest tenth using the Law of Cosines.
45.3 units
In order to solve the triangle given b = 40, c = 45, and B = 510, which law should you use to solve for C?
Sine Law
Find the area of triangle ABC if a=3 km, b=19 km and c= 21 km.
Area = 0.5a*b(sin C)
22.3 km2
If a = 12, B = 270, and b = 15, find A to the nearest degree using the Law of Sines.
210
If a = 3, b = 7 and c = 5, find B to the nearest degree using the Law of Cosines.
1200
Lara's radar on her submarine detects two other submarines nearby. The first sub is 360m away, the second sub is 250m, and the angle between them is 34.34 degree. What is the distance between the other two subs?
302.40m
Find the area of triangle ABC if B=250, a =17m and c=33m.
Area = 0.5a*b(sin C)
119 m2
If A = 500, b = 10, and a = 14, find C to the nearest degree using the Law of Sines.
970
If a = 5, b = 6, and c = 8, find A to the nearest degree using the Law of Cosines.
390
A soccer player takes a shot on a standard net that is 7.3m wide. If the player is 10m from one goalpost and 14m from the other, through what angle can a goal be made?
29.90
Find the area of triangle ABC if A=320, b=10cm and c=12cm.
Area = 0.5a*b(sin C)
31.8 cm2
If A = 123.90, B = 22.20, and b = 27.5, find c to the nearest tenth using the Law of Sines.
40.6 units
If a = 12.6, b = 8.5, and c = 6.3, find C to the nearest degree using the Law of Cosines.
26.70
Scientists in Houston are trying to figure out the distance from a satellite to Cape Canaveral. They know that the satellite is 530 miles from Houston at an 85ยบ angle of elevation, and Houston and Cape Canaveral, in a straight line from one to the other, are 902 miles apart. How far is the satellite from Cape Canaveral?
1005.57 miles
Find the area of triangle ABC if A=360, b=4cm and c=7cm
8.2 cm2