If possible, find the area of the triangle defined by the following:

b = 45, c = 20, a = 71°.

a.) 465.4 square units

b.) 189.1 square units

c.) 425.5 square units

d.) 405.2 square units

I'd really like to know which of these is correct.

Question

Mathematics

Johanna Bailey

21 November, 07:43

If possible, find the area of the triangle defined by the following:

b = 45, c = 20, a = 71°.

a.) 465.4 square units

b.) 189.1 square units

c.) 425.5 square units

d.) 405.2 square units

I'd really like to know which of these is correct.

+1

Answers (1)

Know the Answer?

Larissa · Answer 1

Given that the area has two sides and one angle measure given by:

b=45, c=20 and A=71°

The area of the triangle will be given by:

Area=1/2ab sin theta

Area=1/2*45*20*sin 71

Area=425.48 square units

=425.5 square units

The answer is C. 425.5 square units

If possible, find the area of the triangle defined by the following:b = 45, c = 20, a = 71°.a.) 465.4 square unitsb.) 189.1 square unitsc.) 425.5 square unitsd.) 405.2 square unitsI'd really like to know which of these is correct.

If possible, find the area of the triangle defined by the following:

b = 45, c = 20, a = 71°.

a.) 465.4 square units

b.) 189.1 square units

c.) 425.5 square units

d.) 405.2 square units

I'd really like to know which of these is correct.