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klasskru [66]
3 years ago
7

Please please help me out

Mathematics
1 answer:
Inessa [10]3 years ago
3 0

Answer:

26.6 m

Step-by-step explanation:

Given the figures are similar

linear ratio = a : b

area ratio = a² : b²

here

area ratio = 16 : 25, then

linear ratio = 4 : 5 ( square root of both area ratio parts )

let the perimeter of the larger figure be x, then by proportion

\frac{4}{21.3} = \frac{5}{x} ( cross- multiply )

4x = 106.5 ( divide both sides by 4 )

x ≈ 26.6

Hence perimeter of larger figure is approximately 26.6 m

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Re-posting because I need help.. Please help and show how you got the answer..
Nesterboy [21]

Answer:

Explicit: -2*2^(n-1)

Recursive: 2*aₙ₋₁

Step-by-step explanation:

To write a explicit formula for this geometric sequence you follow the following formula/template

Firstnumber*commonratio^(n-1)

Seeing that the common ratio is 2 we can start plugging numbers in and get

-2*2^(n-1)

For a recursive formula we follow the following template

common ratio * the n-1 term

So we could write this as

2*aₙ₋₁

8 0
3 years ago
Yellow cab taxi charges $1.75 flat rate in addition to $0.65 per mile m. Katie has no more than $18 to spend on a ride
Gala2k [10]

Answer:

Subtract the flat rate of 1.75 from the spending limit of 10$ which leaves you with 8.25 then divide the rest of your spending money (8.25$) into your rate per mile (0.65) , so essentially , 8.25 / 0.65 which leaves you with the answer of ;

12 miles.

Step-by-step explanation:

3 0
2 years ago
Which point of concurrency is NOT always inside a triangle? Check all that apply. A. circumcenter B. incenter C. orthocenter D.
timama [110]

Answer:

Option A. is correct

Step-by-step explanation:

The circumcenter is a point of intersection of all the perpendicular bisectors of a triangle.

The incenter is a point of intersection of all the angle bisectors of a triangle.

The orthocenter is a point of intersection of all the altitudes of a triangle.

The centroid is a point of intersection of all the medians of a triangle.

The incenter, orthocenter, and centroid always lie inside a triangle.

However, a circumcenter does not always lie inside a triangle.

In an acute-angled triangle, the circumcenter may lie inside or outside the triangle.

So,

Option A. is correct

8 0
3 years ago
Please help I do not understand
Murljashka [212]
The answer is 8 Feet i think
5 0
3 years ago
Read 2 more answers
Which choice could be the equation of a line parallel to the line represented 3x-2y=6
marissa [1.9K]
In the form
ax+by=c
the slope is -a/b
to be paralell, itmust have the same slope

so an equation in the form 3x-2y=c is the answer
or anything where the whole thing is multiplied by the same number lke 2
6x-4y=8 for example
or it could be in slope inercept form
y=3/2x+b
4 0
4 years ago
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