The Law of Cosines Answers

Find the area of a triangle with a =4, b =6, and c =8.a.10.2 units c.12.4 units b.8.4 units d.11.6 units

Solve a triangle with , , and .a.; ; c.; ; b.; ; d.; ;

Solve a triangle with , , and .a.; ; c.; ; b.; ; d.; ;

Two sides of a parallelogram measure 60 centimeters and 40 centimeters. If one angle of the parallelogram measures 132, find the length of each diagonal.a.about 86.4 cm and 54.2 cmc.about 91.7 cm and 54.2 cmb.about 91.7 cm and 44.6 cmd.about 86.4 cm and 44.6 cm

What is the area of a triangle with a =2, b =7, and c =8?a.5.4 units c.6.4 units b.4.6 units d.4.2 units

Given a triangle with b = , c = , and A = ° what is the length of a? Round to the nearest tenth.a.c.b.d.

What is the area of a triangle with a =25, b =13, and c =17?a.99.1 units c.98.7 units b.100.5 units d.102.3 units

Find the solutions for a triangle with a =16, c =12, and .a.; ; b =12.0c.; ; b =12.0b.; ; b =15.0d.; ; b =15.0

Given a triangle with sides measuring 18 inches, 21 inches, and 14 inches find the measure of the angle with the greatest measure.a.about 76c.about 84b.about 81d.about 90

The sides of a triangle measure 14.9 centimeters, 23.8 centimeters, and 36.9 centimeters. Find the measure of the angle with the least measure.a.about 9.8c.about 11.3b.about 12.4d.about 13.8