Answer:
$1.8
Step-by-step explanation:
Answer:
-7/25.
Step-by-step explanation:
From the given point P we see that the hypotenuse = √(3*2 + 4^2) = 5.
So cos θ = 3/5
cos 2 θ = 2 cos^2 θ - 1
= 2 * (3/5)^2 -1
= -7/25.
B. four million eighty-four thousand and nine hundred four thousandths
Since only 2 sides are equal (not 3), this is an "isosceles triangle."