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2 years ago

Write the equation of a circle whose center is at (-1,5) and radius is 8

Mathematics

1 answer:

labwork [276]2 years ago

6 0

Answer:

X²+y²+2x-10y+18=0 is the equation of circle

Step-by-step explanation:

Eqn of circle is: (x-h) ²+(y-k)²=r²

At (h, k) =(-1,5) and r=8 where h, k are center and r is radius.

Eqn is :(x+1)²+(y-5)²=8²

Or, x²+2x+1+y²-10y+25=8

Or, x²+y²+2x-10y+18=0 is the equation of circle

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The sum of three odd consecutive numbers is fifty-one. What are the numbers?

Fantom [35]

Answer:

15,17,19

Step-by-step explanation:

Make an equation : $x+(x+2)+(x+4)=51$

Solve the equation: $3x+6=51$

$3x=51-6$

$3x=45$

$x=15$

Since x=15 then the second number is 17 and then 19

Hope this helps!

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7 0

3 years ago

Am I correct on 12?

lukranit [14]

Yes, HL would be correct.

This states that if two hypotenuses are congruent (they have the same one)

and if one pair of legs are congruent,

the figure is congruent.

I hope this helps!
~cupcake

7 0

4 years ago

Jared made 12 3/4 cups of snack mix for cups of snack mix for a party. His guests are 2/3 of the mic. How much snack mix did his

Rufina [12.5K]

Answer:

8 1 /2

For this we need to determine what

2 /3 of 12 3/4 is, so we multiply the fractions together.

4 0

3 years ago

4.) Find the quotient 20 ÷ 1/4 A.) 5 B.) 40 C.) 10 D.) 80

Mazyrski [523]

1/4 of 20 is 5

A is the answer

7 0

3 years ago

My family and I are so confused on this! Help please!

-BARSIC- [3]

Answer:

10) Correct

11) Each row is equal to 12 when you multiply them together.

12) 24

Step-by-step explanation:

12) You multiply 4*3*2 to get the volume of 24, which is also the number of cubes needed to make the shape.

Please give brainliest if I helped! :)

3 0

2 years ago