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loris [4]
3 years ago
15

The coordinates of ABC are (-3,4),(0,4),And (2,5). The coordinates of A’B’C’ are (-1.5,2),(0,2) And (1,2.5). How do you know tha

t the transformation is a dilation.
Mathematics
1 answer:
Gre4nikov [31]3 years ago
6 0

<u>Answer:</u>

The coordinates of triangle ABC have been multiplied by a scale factor of 0.5

<u>Step-by-step explanation:</u>

By considering the given points, we can determine that the coordinates have been cut to half or each of the coordinate is divided into two. For instance:

(-3,4) is divided by 2 to give (-1.5,2)

(0,4) is divided by 2 to give (0,2)

and (2,5) is divided by 2 to give (1,2.5)

Therefore the later figure will be half in size in comparison to the first one.


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Expressions are equivalent???
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only the first option is equivalent

Step-by-step explanation:

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3 years ago
7x+49=2x+94 solve for x
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Answer: x=9

Step-by-step explanation:

7x=2x+45

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3 years ago
Read 2 more answers
Solve the following equations;-<br><br> x - 9 /√x + 3 =1
fgiga [73]

Answer:

13 , 6.

Step-by-step explanation:

A equation is given to us and we need to find out the value of x . The given equation to us is ,

\sf\implies \dfrac{ x -9}{\sqrt{x+3}}= 1

Cross multiply ,

\sf\implies x - 9 =\sqrt{ x +3}

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\sf\implies (x - 9)^2 = x + 3

Simplify the whole square ,

\sf\implies x^2+9^2-2.9.x = x +3 \\

\sf\implies x^2+81 - 18x = x -3

Add 3 and subtract x on both sides ,

\sf\implies x^2 -18x-x +81-3=0

Simplify ,

\sf\implies x^2 -19x +78=0

Split the middle term of the quadratic equation,

\sf\implies x^2-13x-6x+78=0

Take out common ,

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Equate both factors to 0 ,

\sf\implies \boxed{\pink{\sf x = 13,6}}

<u>Hence</u><u> the</u><u> </u><u>value</u><u> of</u><u> </u><u>x</u><u> is</u><u> </u><u>1</u><u>3</u><u> </u><u>or </u><u>6</u><u> </u><u>.</u>

7 0
2 years ago
JK and LM are straight lines. Find /NOK.<br> ( help me pls)<br>​
VashaNatasha [74]

Answer:

NOK = 58

Step-by-step explanation:

Given

JOM = 108

LON = 50

Required

Find NOK

From the attached triangle, we have:

LOK = JOM =108 --- Corresponding angles

And

LOK = LON + NOK

Substitute for LOK and LON

108= 50+ NOK

Make NOK the subject

NOK = 108 - 50

NOK = 58

8 0
2 years ago
Gabriela has dinner at a cafe and the cost of her meal is $45.00. Because of the service,she wants to leave a 15%tip. What is he
Kitty [74]
45+(45*.15)=
45+6.75=51.75
6.75 is the tip, 51.75 is the total bill
5 0
3 years ago
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