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saw5 [17]
3 years ago
13

The equation for a circle with center (h, k) is (x - h)2 + (y - k)2 = r2. If a circle is modeled by the equation (x - 4)2 + (y +

6)2 = 49, what is the center of the circle? A) (4, 6) B) (4, −6) C) (−4, 6) D) (−4, −6)
Mathematics
2 answers:
svp [43]3 years ago
5 0

Answer:

hjghjghjghjghjghjghmbmghkgm

Step-by-step explanation:

ghmkghmjnmghmnmbnm

tatuchka [14]3 years ago
3 0

Answer:

B (4,-6) because the - doesn't count bu the plus means the number is negative

You might be interested in
Combine like terms. (−2n−2)+(6+8m)+(8m+4n)
katrin2010 [14]

Answer:

16m + 2n + 4

Step-by-step explanation:

( −2n −2) + (6 + 8m) + (8m + 4n)

−2n + −2 + 6 + 8m + 8m + 4n

(8m + 8m) + ( −2n + 4n) + (−2 + 6)

16m + 2n + 4

7 0
3 years ago
A car is moving at a average speed of 56 hole 3/5 km per hours . How much distance will it cover in 7 hole 1/2 hours?​
vovikov84 [41]

Answer:

3.5km

Step-by-step explanation:

not sure but this is how I'll do it tho

distance= 7 x 1/2 = 3.5 (km)

5 0
3 years ago
If anyone could solve this question for me while showing the steps. It would be GREATLY appreciated
Blizzard [7]

this is a very annoying problem, with lots of steps. it is on a next level of dragging on and on

Step-by-step explanation:

You can split this into different shapes. A triangle, a rectangle, and a void of a quarter circle. The total area is rectangle+triangle-quarter circle.

We find the second side of the triangle by doing 65-48=17

We then use the pythagorean theorem to find the third length. This is about 49.1426.

We can then use whatever method you'd like for finding the area of the triangle. it turns out to be about 417.7125

Next, we find the rectangle, easy enough, 49.1426*48=2358.8448

which seems a bit scuffed until you realize that the diagram itself is scuffed as well. Great, quarter circle next

16*16*pi/4=201.0619

Alright, now to combine it to find the area.

417.7125+2358.8448-201.0619=2575.4954

great, now let's find the perimeter, simple enough. Curved perimeter+straight perimeter-that one corner in the bottom right

52+48+49.1426+65-32+25.1327=207.2753

and now we convert to meters

207.2753feet=63.1775meters

We are almost done! Now let's find the cost.

Fencing first:

63.1775*8.50=537.01

Then the cement

2575.4954*5.50=14165.2247

Then we add it up and apply tax:

537.01+14165.2247=14702.2347

14702.23*1.13=$<u><em>16613.53</em></u>

if you find anything wrong message me, I may have made errors because its 10pm and i need sleep. I recommend you work through my steps on your own as well. There might be complications with rounding as well, so yea. Hope this helps!

3 0
2 years ago
Could somebody pls help me with this question
natulia [17]
simplify to 1 hour which will be 6 minutes in 1 hour

in 3 hours it will be 18 minutes
5 0
3 years ago
Read 2 more answers
PLZ HELP QUICK WILL MARK BRAINLIEST
slega [8]
For the Fist One it’s Pentagonal Pyramid
5 0
3 years ago
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