Answer:A
Step-by-step explanation: The dotted line on the bottom is y> -3, the diagonal line is y<= -x.
answer:
78
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Answer:

Step-by-step explanation:
Shown is one-fourth of a circle. Also, according to the picture, the radius is 28 meters.
The area for a whole circle is
.
Using that information, we can find the area as if the circle was whole instead of just the fourth.

Now that we know the area of the whole circle, we just have to divide it by four to find the area of the fourth of the circle.

That means that the area of the shape shown is
.
I hope this helps!
Answer:
D part
Step-by-step explanation:
3x + 80⁰ + 2x = 180⁰ (By Linear Pair)
5x + 80⁰ = 180⁰
5x = 100⁰
x = 20⁰
Hope it helps :)
Answer:
21
Step-by-step explanation:
Step 1:
0.6x - 0.1 = 0.5x + 2 Equation
Step 2:
0.1x - 0.1 = 2 Subtract 0.5x on both sides
Step 3:
0.1x = 2.1 Add 0.1 on both sides
Step 4:
x = 2.1 ÷ 0.1 Divide
Ansewr:
x = 21
Hope This Helps :)