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

How might a soldier inconspicuously attack his enemy?

what was the result of the peloponnesian war?

Calculate the following limit:

Scientists who study Atlantic salmon have found that the oxygen consumption of a yearling salmon O is given by the function O=100. 3^(3s/5) , where s is the spe

The legs of an isosceles right triangle are 5 inches long. What is the length of the hypotenuse of the triangle to the nearest inch?

What is 0.1 repeating as a fraction?

Foods that allow microorganisms to grow are called parasites True Or False

Write the vertex form equation for this parabola: Focus (3,-9), Directrix X=-3

True or False: 1. all trapezoids are scalene? 2. all squares are rhombuses? 3. all rectangles are squares? 4. all squares are rectangles? 5. all parallelograms

59, 51, 55, 46, 50, 40, 44, ____, ____