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-Dominant- [34]
4 years ago
9

What is the distance between (4,2) and (8,5)

Mathematics
1 answer:
Alenkasestr [34]4 years ago
5 0

Answer:

The distance between points P1 = (4,2) and P2=(8,5)  is 5.

Step-by-step explanation:

Let P1 = (4,2) and P2=(8,5)

The distance between two points can be found using formula:

d(P,Q), \sqrt{(x_{2}-x_{1})^2+ (y_{2}-y_{1})^2}

where x₁ = 4 , x₂=8, y₁= 2 and y₂ = 5

Putting values in the formula

=\sqrt{(8-4)^2+(5-2)^2} \\=\sqrt{(4)^2+(3)^2} \\=\sqrt{16+9} \\=\sqrt{25} \\=5

So, the distance between points P1 = (4,2) and P2=(8,5)  is 5.

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Murljashka [212]
If u can plz give more information I am more than glad to help out
6 0
4 years ago
A construction crew is lengthening a road. The road started with a length of 53 miles, and the crew is adding 3 miles to the roa
Sedbober [7]

Answer:

a). L=53+3 D.... equation

b). Total length of the road after the crew has worked 31 days=146 miles

Step-by-step explanation:

Step 1

Find an expression for calculating the total length of a the road as follows;

L=F+(M×D)

where;

L=total length of the road in miles

F=starting length of the road in miles

M=number of miles per day added

D=number of days the crew has worked

In our case;

L=unknown

F=53 miles

M=3 miles per day

D=unknown

L=53+(3×D)

L=53+3 D.... equation

Solve for L when D=31 days

L=53+(3×31)

L=53+93=146

Total length of the road after the crew has worked 31 days=146 miles

7 0
4 years ago
Read 2 more answers
10 POINTS!!<br> Find x. Assume that any segment that appears to be tangent is tangent.
Mice21 [21]

Answer:

10

Step-by-step explanation:

130+40+x =180

x=10

option 2 is correct

7 0
3 years ago
48 + 32 written as a product of two factors
masha68 [24]

Answer:

12x5 or 16x(3+2)

Step-by-step explanation:

You can factor out 16 and get 16x(3+2). Both are factors of 48+32 because 3+2 is 5 and if you do 32+48 you get 60 which can be factored by 5. Or you can add them first to get 60 and then factor out 12 to get 12x5. Hope this helps!

6 0
3 years ago
Find the value of n (-2/3)^4 ÷ (-2/3)^3 = (-3/2)^n
irga5000 [103]

Answer:

Left side simplifies to (-2/3)^1 and the right side simplifies to (-2/3)^(-n) which means 1 = -n so n = -1.

3 0
3 years ago
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