Register
Use ΔABC to find the value of cos B A) 12/13 B) 12/5 C) 5/13 D) 5/12
228k views
4 votes
Use ΔABC to find the value of cos B

A) 12/13
B) 12/5
C) 5/13
D) 5/12

Use ΔABC to find the value of cos B A) 12/13 B) 12/5 C) 5/13 D) 5/12-example-1
User Csalive
by
7.1k points

1 Answer

4 votes

Answer:

C) 5/13

Explanation:

The mnemonic SOH CAH TOA reminds you that the cosine ratio is ...

Cos = Adjacent/Hypotenuse

For the given problem, this means ...

cos(B) = BC/BA = 15/39

cos(B) = 5/13

User CantrianBear
by
7.9k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

7.6m questions

10.2m answers

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
Link Copied!