angenwack3923 angenwack3923
  • 01-04-2020
  • Mathematics
contestada

Solve triangles using the law of cosines
Find m angleB.
Round to the nearest degree,

Solve triangles using the law of cosines Find m angleB Round to the nearest degree class=

Respuesta :

idevinstudent
idevinstudent idevinstudent
  • 01-04-2020

Answer:

Step-by-step explanation:

CosB = ((15^2) + (8^2) - (14^2)) / (-2(15)(8))

cosB = 93 / -240

Take inverse cosine:

113°

Answer Link

Otras preguntas

Develop an argument that evaluates the extent to which cultural, political, military, or economic changes resulting from the Cold War affected ONE of the follow
A triangle has a base that is 19 inches long, and a height of 12 inches. What is the area of the triangle?
On which principle do Descartes and Galileo agree?
Which of the following statements is true. a. Gravity is a force dependent on mass and force. b. Gravity is a force dependent on mass and distance. C. No Gravi
Let x^2+ 6x = 5 What values make an equivalent number sentence after completing the square? Enter your answers in the boxes. x² +6x+ ____=_____
What determines whether or not a substance will dissolve?.
Emily earns $9.75 an hour and she worked 35 hours last week. What is her gross pay
There are 20 students on the student council at Nina's school. Eight of the students are in Nina's math class, 6 of the students are in her science class, and 4
What is a pull factor? a reason to leave a place a reason to come to a place a reason to purchase a new house a reason to get married and start a family
Does animals take part in Water Cycle?If your answer is YES then, explain how they take part in Water Cycle? If your answer is NO then, explain why NO.​