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Ede4ka [16]
3 years ago
9

Tammy claims that 20% is the same as 2/5 is she correct

Mathematics
2 answers:
Mekhanik [1.2K]3 years ago
4 0
False, 20% is 2/10, which is 1/5

hope this helps
Blizzard [7]3 years ago
3 0
No she is not correct. 20% is equal to 1/5 because it takes 5 20s to get to 100 so 20 is a/5. 2/5 is 40% because 2x20=40
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One triangle on a graph has a vertical side of 5 and a horizontal side of 11. Another triangle on a graph has a vertical side of
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Answer:

Yes.

Step-by-step explanation:

The two triangles are <em>similar</em> because they have:

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  • corresponding sides with lengths in a 3:1 ratio

All you need to do is to slide the smaller triangle into the larger one so that a small angle and one of its sides coincide.

Then the hypotenuses of each triangle will lie along the same line.

6 0
3 years ago
Here are the first five terms of Fibonacci sequence.
Pepsi [2]

Answer:

a- 32,52

b-20+32=52

Step-by-step explanation:

I think there is only one 4

as following 4,8,12,20

4+8=12

8+12=20

20+12=32

20+32=52

52+32=84

84+52=136

136+84=220

136+220=356

so 4,8,12,20,32,52,84,136,220,356

5 0
3 years ago
2. Diego is solving the equation x2 - 12x = 18. Which value must be added to both sides of the equation to make the left side a
Ray Of Light [21]

You would need to subtract 18 to both sides to make this a perfect-square trinominal.

x^2 - 12x = 18

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a = 1

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c = -18

Best of Luck!

8 0
3 years ago
If X and Y are supplementary angles then is y acute
xxMikexx [17]
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x and y could be 100 and 80
x and y could be 1 and 179

acute means that it is less than 90


since we are not told what x or y is, y could or could not be acute
4 0
3 years ago
What is the inverse of the function
-Dominant- [34]

Answer:

f⁻¹(x) = x+2 / 3

Step-by-step explanation:

Given function is:

f(x) = 3x-2

We have to find the inverse of the given function.

Put y = f(x)  in given function, we have

y =3x-2

Adding 2 to both sides of the above equation we have

y+2 = 3x-2+2

y+2 = 3x

Dividing by 3 to both sides of the above equation, we have

y+2 / 3 = 3x / 3

y+2 / 3 = x

Put x = f⁻¹(y) in the above equation we have

y+2 / 3 = f⁻¹(y)

Swapping equation we have

f⁻¹(y) = y+2 / 3

Replace y with x we have

f⁻¹(x) = x+2 / 3   which is the answer.

3 0
2 years ago
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