iamhellokempstere79 iamhellokempstere79

04-08-2021
Mathematics

contestada

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=

Respuesta :

Аноним Аноним

04-08-2021

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 Link

Morax420 Morax420

20-10-2021

Answer:

The answer is 37

Step-by-step explanation:

Answer Link

Otras preguntas

SOMEONE PLEASE HELP!!! [ 20 POINTS] SERIOUS ANSWERS ONLY!!!!

Which chart places the elements of plot in the correct order?

read each sentence and select the word after which a colon should be placed

What is m∠KNL? Enter your answer in the box

Simplify the expression. Write the answer using scientific notation. (5 x 10^7) (6 x 10^4)

The testes produce which hormone? estrogen terstosterone progesterone adrenatine

what information should an outline for an informative essay have

Can someone explain to me how to do this problem???

which process of the water cycle occurred when water absorbs 2260 joules of heat energy per gram

Given the following geometric sequence, find the common ratio: {3, 18, 108, ...).