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 transformer has a primary coil with 600 turns and a secondary coil with 300 turns. If the output voltage is 320 volts, what is the input voltage?A. 8 volts

Given the inequalities y > 5x-8 and y >3x+4, find the point that satisfies neither inequalities

distribute (x+1)(x-2)

2(n-3)=4n+1 this sucks not knowing the answer

A transformer has a primary coil with 600 turns and a secondary coil with 300 turns. If the output voltage is 320 volts, what is the input voltage?A. 8 volts

. What are three factors that could contribute to a source not being credible?

1. Why are there active volcanoes along the Pacific coast in Washington and Oregon but not along the East coast of the United States?

What do you mean by corrosion? How can you prevent it?

Given the inequalities y > 5x-8 and y >3x+4, find the point that satisfies one inequalities but not them all

A 1700 kg 2006 Mustang GT can accelerate from rest to 100 km/h in a time of 5.0 s. Determine the net amount of work that must be done on the car to cause this