ericfin1967
ericfin1967 ericfin1967
  • 08-04-2018
  • Mathematics
contestada

Use the Law of Cosines to find the value of cos theta.

A) -0.72
B) 0.29
C) 0.78
D) 0.38

Use the Law of Cosines to find the value of cos theta A 072 B 029 C 078 D 038 class=

Respuesta :

zoe192 zoe192
  • 08-04-2018
Cos(theta)= (10^2 + 15.2^2 + 14.7^2)/ 2 x 10 x 15.2
= (100+231.04+216.09)/304
=547.13/304
=1.7998
Answer Link

Otras preguntas

For this milestone, you will discuss Case Study Three. Identify the main types of business entities, and discuss the advantages and disadvantages of each. Your
how do you solve 2m-10=44+8m
What is the best directional term that describes the relationship between the fibula to the tibia? (MA 3.1, SM 1.2) A. Inferior. B. Medial C. Lateral d. Superio
Please make 6 Sentences usingSo..... ThatSuch.... That​
Experiment to find ways to make rainbows. a) Insert at least one setup where light passing through a prism gives a rainbow and describe why a rainbow is formed
Please ooo. What is cultural and creative practice?? Brainyy for answer​
The regular hexagon ABCDEF rotates 240º counterclockwise about its center to form hexagon A′B′C′D′E′F′. Point C′ of the image coincides with point A, B, E OR F
Which property justifies the following equation? 7[6+5+(-6)] = [6+(-6)+5] A.distributive B.commutative C.associative D.identity
Which statement about Benjamin Banneker is false? He published scientific papers on many subjects. He helped survey the nation's capital. He was the son of a fo
TRUE OR FALSE A wealthy man in the French Revolution would have been a member of the First Estate.