In this lesson, I have learned that in solving oblique triangles I can use the The Law of Sines is useful
are given.
and
2
when the measure of
3
The formula for Law of Sines is
b
4
a
or
On
sin A
sin 8
sin C
5
6
the other hand, Law of Cosines is useful when the
The formula for Law of Cosines where two sides and an included angle given is
a2 = b2+ C2 - 2bc cos A or
or
6
When three sides of a triangle are given, the formula is cos A
b2+ c2-a2
Z
or
7
To find the area of an oblique triangle,
the
8
can be used, and the formula is 9
2bc
are given.
and
2
when the measure of
3
The formula for Law of Sines is
b
4
a
or
On
sin A
sin 8
sin C
5
6
the other hand, Law of Cosines is useful when the
The formula for Law of Cosines where two sides and an included angle given is
a2 = b2+ C2 - 2bc cos A or
or
6
When three sides of a triangle are given, the formula is cos A
b2+ c2-a2
Z
or
7
To find the area of an oblique triangle,
the
8
can be used, and the formula is 9
2bc
Add an Answer
More Questions From This User See All