3 years ago

Solve for x? I don't think any angle is a 90 degree angle. I didn't draw it exactly right.

Mathematics

1 answer:

Ulleksa [173]3 years ago

4 0

From cosine law
c^2 = a^2 + b^2 -2abcos(C)
cos(C) = (a^2 + b^2 - c^2)/2ab
this formula will solve your problem

You might be interested in

How do you solve B(x) = 18-0.5x with x being -2, 0, 5

Darina [25.2K]

$B(x)=18-0.5x\\\\x=-2\to B(-2)=18-0.5\times(-2)=18+1=19\\\\x=0\to B(0)=18-0.5\times0=18\\\\x=5\to B(5)=18-0.5\times5=18-2.5=15.5$

5 0

3 years ago

Two angles are complementary. one angle measure 22 degrees. The other measure 2x degrees. solve for x.

snow_tiger [21]

Answer:

$x=34^\circ$

Step-by-step explanation:

Complementary angles sum up to $90^\circ$ .

$90-22=2x\\\\x=34^\circ$

Best Regards!

4 0

3 years ago

Read 2 more answers

-19=6k+9-4K solve for k

oksano4ka [1.4K]

Answer:

-14

Step-by-step explanation:

-19=6k-4k+9

-19=2k+9

subtract 9 from both sides

-28=2k

-14=k

To check your answer plug 14 in for k

8 0

3 years ago

You currently have 1000 followers on Instagram Your total number of subscribers are doubling every month. How many followers wil

Bad White [126]

Answer:

6,000

Step-by-step explanation:

because 1,000 times 6 equals 6,000

6 0

4 years ago

Read 2 more answers

Equivalent expression to 3(4m-2)-2(m+5

wolverine [178]

Answer:

10m - 16

Step-by-step explanation:

1. Perform the indicated multiplication. We get 12m - 6 - 2m - 10.

2. Combine like terms: We get 10m - 16

4 0

4 years ago