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lozanna [386]
2 years ago
10

Plz help im almost done but this is highly difficult

Mathematics
1 answer:
denpristay [2]2 years ago
7 0

Answer:

Area of shaded sector = 155/360(the area of the circle)

 A of circle = 3.14 * r^2

 A of shaded sector... = 155/360 * 8 * 8 * 3.14 = 86.52 = 87

Step-by-step explanation:

3.14 * r^2

155/360 * 8 * 8 * 3.14 = 86.52 = 87

155/360(the area of the circle)

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Can you guys help?<br> Need to find x, BA, DA
7nadin3 [17]

Answer:

x=2,BA=DA which is7

Step-by-step explanation:

5x-3=3x+1

both sides share an angle and B=D right angles

5x-3x=1+3

2x=4

x=4÷2

x=2

BA=5x-3

BA=5(2)-3

BA=10-3

BA=7

DA=3x+1

DA=3(2)+1

DA=6+1

DA=7

4 0
2 years ago
Can someone help me with this question?
elixir [45]

Answer:

A. the number of hours it takes for him to finish the race.

Step-by-step explanation:

If this answer is correct, please make me Brainliest!

3 0
2 years ago
Read 2 more answers
<img src="https://tex.z-dn.net/?f=3%5En%5E%2B%5E1%2B9%2F3%5En%5E-%5E1%2B1" id="TexFormula1" title="3^n^+^1+9/3^n^-^1+1" alt="3^n
abruzzese [7]

Answer:

Hello,

Step-by-step explanation:

\dfrac{3^{n+1}+9}{3^{n-1}+1} \\\\=\dfrac{9*(3^{n-1}+1)}{3^{n-1}+1}\\\\=9\\

4 0
2 years ago
Is the answer a b c or d ??? kinda need this to pass
Afina-wow [57]
Put the equations in for r and c

p(c)=10x-(4x+15)
put the negaive in 
10x-4x-15
6x-15

Answer is C
5 0
3 years ago
Please help me look at the attached picture
Lady bird [3.3K]

Answer:

Q(-10) = 299

Step-by-step explanation:

Q(x) = 3x^{2} - 1Q(-10) = 3(-10)^{2} - 1

Q(-10) = 3(100) - 1  (-10 to the second power is 100 (negative times a negative equals a positive)

Q(-10) = 300 - 1  3 times 100 equal 300

Q(-10) = 299

5 0
3 years ago
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