Answer:
A
Step-by-step explanation:
since 3 + 12 is 15
Answer:
He should buy a 50 inch TV
Step-by-step explanation:
Using Pythagorean theorem the TV cabinet has a diagonal of :

I think it’s y=3x+8 I’m not sure if that’s what you’re asking me
Answer:
2
sec
(θ
) − 2
tan
(
θ
)
Step-by-step explanation:
Answer:

Step-by-step explanation:
we know that
If the triangle of the figure is a regular polygon
then
Is an equilateral triangle
Remember that
The equilateral triangle has three equal sides and three equal interior angles
The measure of each interior angle is 60 degrees
To find the area of the equilateral triangle apply the law of sines

we have that

substitute
