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nekit [7.7K]
3 years ago
13

Given a rectangle with a length of 21 cm and a width of 3 cm, which rectangle is similar?

Mathematics
1 answer:
Aliun [14]3 years ago
5 0

Answer:

The answer is C

Step-by-step explanation:

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NEED HELP IMMEDIATELY. I WILL BRAINLIEST. NEED TO SOLVE FOR X INTERCEPT
Kay [80]

Answer:

(1+√7,0),(1−√7,0)

Step-by-step explanation:

You can't factor the expression evenly, so use the quadratic formula.

a = 2

b= -4

c= -12

\frac{-b+\sqrt{b^{2}-4ac } }{2a}

\frac{4+\sqrt{16{}-4(2)(-12)} }{2(2)}

\frac{4+\sqrt{16-4(-24)} }{4}

\frac{4+\sqrt{16+96} }{4}

\frac{4+\sqrt{112} }{4}

\sqrt{112} = 4\sqrt{7}

End result: (1+√7,0),(1−√7,0)

5 0
4 years ago
Please help!!!!!!!!!!
Sunny_sXe [5.5K]

Answer:

From the chapter Playing with numbers

we can define derek has 2×10^2 + 7 × 10^1 + 7× +0^0

as If ABC a number then ABC can be written as 10^2A+10^1B+10^0C

Hope it helps

7 0
3 years ago
HELP ME TVT I beg you (answer by yes or no)
aliya0001 [1]

Answer:

1:yes 2:no 3:no 4:yes

Step-by-step explanation:

3*2=6 for the numerators

4*5=20 for the denominators

you can simplify this to make it 3/10 ✔️

2*5-10 for the numerators

6*5=30 for the denominators

you can simplify this to make it 1/3 ❌

1*1=1 for the numerators

10*5 for the denominators

you can turn this into 1/50 ❌

1*3=3 for the numerators

2*5=10 for the denominators

you can turn this into 3/10 ✔️

hope this helps! have a nice day! :)

5 0
3 years ago
Write the slope-intercept form of the equation of the line through the given points:
vredina [299]

Answer:

equation of line

x-2y=8

Step-by-step explanation:

equation of line in slope intercept form

(y-y1)={(y2-y1)/(x2-x1)}(x-x1)

 or,(y+3)={(-5+3)/(-2-2)}(x-2)

 or,(y+3)=(1/2)(x-2)

  or,2y+6=x-2

   or,6+2    =x-2y  

or,x-2y=8

3 0
3 years ago
F(x) = 3x - 5 and g(x) = x + 3, find (1-9)(x).
snow_lady [41]

f(x)= 3x - 5 is x = 5/3

g(x) = x +3 is x = -3

(1-9)(x) is -8x

3 0
4 years ago
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