Answer:
the law of cosines with ABC
Answer: 
Step-by-step explanation:
By definition, an Isosceles triangle has two equal sides and its opposite angles are congruent.
Observe the figure attached, where the isosceles triangle is divided into two equal right triangles.
So, in this case you need to use the following Trigonometric Identity:

In this case, you can identify that:

Substituting values, and solving for "x", you get:

Therefore, the length of BC rounded to nearest tenth, is:

Answer:30 action and 50 comedies which is 80/100 or 80%/100%
Step-by-step explanation:
Answer:
$2728
Step-by-step explanation:
Use compound interest formula:

P = 1700, r = 0.03, n = 1, t = 16
Plug in numbers:

Simplify:

Use calculator:

Answer is (d) P, Q , R
Any triangle has 3 vertices , after which its name is justified