IDNLearn.com provides a seamless experience for finding the answers you need. Get the information you need from our community of experts who provide accurate and comprehensive answers to all your questions.

PLEASE HELP! URGENT. the law of cosines is a2+b2-2abcosC=c2. Find the value of 2abccosC.

PLEASE HELP URGENT The Law Of Cosines Is A2b22abcosCc2 Find The Value Of 2abccosC class=

Sagot :

Answer:

D

Step-by-step explanation:

2ab*cos(C)=a^2+b^2-c^2

2ab*cos(C)=5^2+4^2-2^2=25+12=37

Answer:

The answer is 37

Step-by-step explanation: