Answer:
c o s t = x \displaystyle P: \text{cos}t=x P:cost=x.
Step-by-step explanation:
The cosine of t is equal to the x-coordinate of point P
The red triangle and the green rectangle are 14
The purple triangle and blue square are 16
Triangle is
(1/2)*Base*Height
Answer:
21
Step-by-step explanation:
Negative times negative is positive.
-3(-7) = 21
Step-by-step explanation:
-2.8 +2.4=-.4
-.4+7.8=7.4
7.8-2.8=5
i hope this helps ; )
Answer:
(A)
Step-by-step explanation:
Let y be the length of the rectangular backyard and then according to the question, y should be atleast 150 ft, then the possible inequality is:

and the distance around should be no more than 450ft, then the possible inequality is:

Then, the shaded region (green) is the possible dimensions of the backyard.