Answer:
Step-by-step explanation:
sin(157.5°) is in quadrant ll , meaning sin(157.5°) is greater than 0 , so we take positive square root of sin(157.5°)
sin(157.5) =
Answer:
-5
Step-by-step explanation:
Additive inverse means opposite. Opposite of 5 is -5
Answer:
29.03 units
Step-by-step explanation:
x^2 = 10^2 + 19^2 - 2*19*20 cos 122
= 100 + 361 - 720 * -0.52992
= 842.54
x = 29.03
Answer:
$484.97.
Step-by-step explanation:
For a minimum amount of wall/fencing the garden has to be a square.
That would make each side of the garden = √48 dollars.
So the smallest amount would be √48 * 3 * 20 +√48 * 10
= $484.97.
Answer:
-2/3
Step-by-step explanation:
Rise: 4
Run: -6
Slope = Rise over run
Slope = 4 / -6
4 / -6 = -2/3