canela2
canela2
25-03-2017
Mathematics
contestada
Law of cosines finding angle
Respuesta :
irspow
irspow
25-03-2017
The law of cosines is:
a^2=b^2+c^2-2bc*cosA where a,b,c are side lengths and A is the angle opposite the side on the other side of the equal sign...so
A=arccos(a^2-b^2-c^2)/(2bc)
Answer Link
VER TODAS LAS RESPUESTAS ( 93+ )
Otras preguntas
members of the lake shawnee club pay $40 per summer season pass plus $7.50 each time they rent a boat. Nonmembers pay $12.50 each time they rent a boat. How man
How do you find mu?
Find the scale factor for the similar figures. A.1/4 B.1/3 C.3 D.4
Some of the characteristics of a good business letter are _____. accuracy brevity clarity colloquial style
What two areas benefited most from Morse's invention of the telegraph and the speed it brought to communication?
on Sunday the temperature of 35 f. during the rest of the week the temperature dropped 7 degrees each day. what was the temperature on Saturday
an airplane is at an altitude of 1,200 feet. It begins to ascend at a rate of 925 feet per minute. How many minutes will it take the plane to reach 16,000 feet.
If the government under the Articles was so ineffective, why weren’t changes made?
What is the term used for a completed outer shell of eight outer shell
fifteen children voted for their favorite color. the votes for red and blue together were double the votes for green and red. How did the children vote?
