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inysia [295]
3 years ago
12

Help me fast im leaveing and i need to get done fast

Mathematics
1 answer:
Jlenok [28]3 years ago
5 0
I think that in the first one is b  
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Solve pls brainliest
Maksim231197 [3]

Answer:

324 gallons, 3 fish a day

Step-by-step explanation:

54 x 6

24/8

6 0
2 years ago
Find (f∘g)(0).<br> f(x)=x+4<br> g(x)=x2+6
Ksivusya [100]

Answer:

903

Step-by-step explanation:

4 0
3 years ago
Given: m∠AKB = 25°
dexar [7]

Answer:

V = 255.98189 pi

SA = 172.64114π

Step-by-step explanation:

The first thing to do is find the radius.

the measure of angle AKO = 1/2 the measure of angle AKB

m< AKO = 12.5 degrees

Now use trig to find AO (aka the radius)

tan(12.5) = AO/25

AO = 25* tan(12.5)

<em>I'm leaving it like this to get a more accurate number</em>

Now to find the volume

the volume of a cone is pir^2h/3

plugging everything in we get:

pi(25*tan(12.5))^2 * 25/3

which is about <u>255.98189 pi</u>

Now for surface area

(this is the moment I realize symbols exist)

SA = πr(r+√h²+r²)

plugging everything in we have

π(25tan(12.5))((25tan(12.5)+√625+(25tan(12.5))^2)

<em>I know it looks like a lot but that's mainly because I left the radius as 25tan(12.5)</em>

The Surface Area is about <u>172.64114π</u>

8 0
3 years ago
How can I show that 0.2 is greater than 0.18
SCORPION-xisa [38]

Answer:

Step-by-step explanation:

By showing that 0.20 is greater than 0.18 by doing 0.20-0.18 which gives a positive 0.02, thich means that its greater.

8 0
3 years ago
Read 2 more answers
Find a4 for the arithmetic series with S4=-36 and a1=9
erastova [34]

ANSWER

The 4th term is -27

EXPLANATION

The sum of the first n-terms of an arithmetic sequence is

S_n= \frac{n}{2} (2a_1+d(n-1))

It was given that,

S_4 =  - 36

a_1 = 9

- 36= \frac{ 4}{2} (2 \times 9+d(4-1))

-36=2(18+3d)

-18=18+3d

-18 - 18 = 3d

3d =  - 36

d =  - 12

The n-term is given by:

a_n=a_1+ (n-1)d

We substitute n=4 to get,

a_4=9+ (4-1)  \times -12

a_4=9+ 3\times -12

a_4=9 - 36

a_4= - 27

5 0
3 years ago
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