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

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

CAN ANYONE PLEASE HELP WITH MATH? The rectangle has an area of 4(x+3) square units. A- If the dimensions of the rectangle are doubled, what is the area of the n

how do you know 8 thousandths is less than 1 hundredths

How many years does an apple tree live useful?

Kevin will take 4 math tests this term. All of the tests are worth the same number of points. After taking the first 3 tests, his mean test score is 88 points.

On a new construction site, an electrician can install a new light fixture in 20 minutes. A project calls for 24 new fixtures to be installed on each of 4 floor

5. On average, how many years earlier do smokers die than nonsmokers? (Points : 1) 5 to 6 10 to 11 13 to 14 19 to 20

PLEASE HELP I GIVE THANKS

The sum of three numbers is 84 the second number is 2 times the third the first number is 8 more than the third what are the numbers

what is 0.00001267 is scientific notation

Sue stacked one box onto another. The bottom box had the height of 2 1/3 feet and the top box had the height of 3 2/3 feet. How tall were the stacked boxes?