Answer:
50.27
Step-by-step explanation:
perimeter= length of arc + 2r= 14.28
length of arc= rx where x is the angle which is pi/2
radius =4
area= pi* r^2= 50.27
Answer: 8
Explanation: To find the mean you need to add up all the numbers shown. After doing so you divide the sum by the amount of number shown. 64/8 = 8. Hope this helps!!!
Answer:
<h2>C. y = 2x + 5</h2>
Step-by-step explanation:
The slope-intercept form of an equation of a line:
<em>y = mx + b</em>
<em>m</em><em> - slope</em>
<em>b</em><em> - y-intercept</em>
<em />
We have
<em>m = 2, b = 5</em>
Substitute:
y = 2x + 5
Answer:
10x²+28x+15
Step-by-step explanation:
(2x²+3)(4x+5)-8x(x²-2)=
8x³+12x+10x²+15-8x³+16x=
10x²+28x+15
Answer:
8 =x
Step-by-step explanation:
- 18 = -3x + 6
Subtract 6 from each side
-18-6 = -3x+6-6
-24 = -3x
Divide each side by -3
-24/-3 = -3x/-3
8 =x