Answer:
B
Step-by-step explanation:
Using the cosine ratio in the right triangle and the exact value
cos45° =
, then
cos45° =
=
=
( cross- multiply )
c = 3
Answer:
-12
Step-by-step explanation:
-4(5+(-2))=-4(5-2)=-4(3)=-12
Digit in ones place- 8
Digit in tenths place- 2
Find the coordinates of the vertex of the following parabola using graphing
technology. Write your answer as an (x, y) point.
y = 3x^2-12x + 21 it’s -1
Formula 1 mi =in * 63,360
So 0.9*63,360= 57024 inches