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

A necklace was on sale for 20% discount off the original price of$1250.00. What was the final sale price if 12.5% VAT has to bepaid?

which sentence shows the correct use of homophone

I have no clue how to do this please help

Please help. I’ll mark you as brainliest if correct!

A body moves in a straight line. At time, it's acceleration is given by a = 12t + 1. When t =0, the velocity of the body v is 2 metres per second and its displ

what is this expression in rational exponent form cuberoot√5xy^2

Which store will give Martina the best deal if she has 60 people in attendance? Igloo Tasty Fred’s

Urgent help I need it right now!!!!

the outside world has been walled off. American pop music is illegal here and you can get executed for watching soap operas. This is not a make-believe world in

A lease provides that the tenant pays $760 minimum rent per month plus 4% of the gross sales in excess of $150,000 per year. If the tenant paid a total rent of