2 years ago

Please Help! it's simple!

Mathematics

1 answer:

ss7ja [257]2 years ago

8 0

Answer:

28.27

circumference of finding a circle divided by two.

$(2\pi \:r {}^{2} ) \div 2$

(2×3.14×9)/2

56.55/2

28.27

You might be interested in

Use an addition property to solve for c.

NeX [460]

Answer:

"C" =14

Step-by-step explanation:

14+(-12)=-12+c

-12+c=14+(-12)

-12+c=14-12

-12+c+12=2+12

c=14

8 0

3 years ago

Read 2 more answers

What is the equation, in standard form, of a circle with center (−5, −9) and radius 7?

dimulka [17.4K]

Answer:

Solution given:

Centre(h,k)=(-5,-9)

radius (r)=7

we have

Equation of a circle is;

(x-h)²+(y-k)²=r²

Substituting value;

(x+5)²+(y+9)²=7²

<u>(x+5)²+(y-9)²=49 is a required equation of a circle</u>.

7 0

2 years ago

What is the percent change from 20 to 18?

irinina [24]

<span>there was a 10% decrease</span>

6 0

2 years ago

Read 2 more answers

MN is the midsegment of the trapezoid ABCD. What is the length of segment AB?

vladimir1956 [14]

Dear Student,

Answer to your query is provided below:

The length of segment AB = 8

Explanation to answer is provided by attaching image.

8 0

3 years ago

What is the number quotient and remainder for 6 / 27

inysia [295]

0 remainder of 6

Hope this helps

7 0

2 years ago

Read 2 more answers