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frutty [35]
3 years ago
10

Which pair of ratios form a proportion?

Mathematics
2 answers:
aivan3 [116]3 years ago
7 0
5:8 and 20:32
If you multiply both 5 and 8 by 4 you get 20:32
boyakko [2]3 years ago
3 0
5:8 and 20:32 would be a proportion.

Easy way to find this:
Set up the proportion as a fraction.
Use the cross product property. Multiply the diagonals and if the products of the diagonals are the same, then they are proportional.
You might be interested in
The diagonals of a rectangle measure x+5 feet and 2x+1 feet what is the value of x?
vodomira [7]

The value of x is 4.

Given that diagonals of a rectangle measure x+5 feet and 2x+1 feet as shown in the attached figure.

The diagonal of a rectangle is a line or straight line that connects the opposite corners or vertices of the rectangle.

In the given figure ABCD is a rectangle.

OA=2x+1 and OD=x+5             [Given]

AC and BD are diagonals of a rectangle.

As we know that the diagonals of a rectangle are always equal.

So, AC = BD

We can also write it as,

2×OA=2×OD

2×(2x+1) =2×(x+5)

Apply the distributive property a(b+c)=ab+ac, we get

4x+2=2x+10

Subtract 2x from both sides, we get

4x+2-2x=2x+10-2x

2x+2=10

Subtract 2 from both sides, we get

2x+2-2=10-2

2x=8

Divide both sides by 2, we get

2x/x=8/2

x=4

Hence, the value of x=4 when diagonals of a rectangle measure x+5 feet and 2x+1 feet.

Learn more about rectangles from here brainly.com/question/1549055.

#SPJ4

4 0
2 years ago
I need help on this maybe asap. its been a long day.
aivan3 [116]

Answer:

yoo thanks u the goat

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
You want to purchase a new car in 55
Tanzania [10]

Answer:

Ans. you should deposit each month to end up with $38,000 the amount of $533.33 every month for 5 years at a APR of 6.5%

Step-by-step explanation:

Hi, first we have to convert all the data to monthly basis, that is, 5 years (5*12=60 months) and the rate of 6.5% APR offered by the bank (Monthly rate = 0.065/12=0,005666667  or 0.5667% monthly)

With that in mind, we need to solve for "A" the following equation.

FV=\frac{A((1+r)^{n}-1) }{r}

Where:

FV = Future value of the car

r = rate of return offered by the bank

n = number of periods that you are going to make the monthly deposit

That is:

38,000=\frac{A((1+0,005667)^{60}-1) }{0,005667}

38,000=\frac{A(0,403599896)}{0,005667}

38,000=A(71,22351103)

A= 533,53

Best of luck.

5 0
3 years ago
3
lianna [129]

Answer:

= 14

Step-by-step explanation:

x = x + 22 - 8

x = x + 14

x = x + 14

x - x = x + 14 - x

simplfy

all of it

=14

6 0
3 years ago
Read 2 more answers
Some one please help me ​
Ksju [112]

Answer:

b>k c>L  ac>JL  bc>KL

Step-by-step explanation:

poggers

6 0
3 years ago
Read 2 more answers
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