184k views
2 votes
Find the length of A? Anyone know?....

Find the length of A? Anyone know?....-example-1

1 Answer

7 votes
a² = b² + c² - 2bcCos A
a² = 11² + 13² - 2(11)(13)Cos(108)
a² = 378.38
a = √378.38
a = 19.45

Answer: 19.45
User Paul Oliver
by
7.4k points

No related questions found