fatherbamboo fatherbamboo

14-02-2019
Mathematics

contestada

What is the diameter of the circle given by the equation (x + 7)2 + (y + 2)2 = 121?

A.
22
B.
33
C.
11
D.
5.5

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

14-02-2019

Answer:

A.

22

Step-by-step explanation:

The equation of the circle is written in the form

(x-h)^2 + (y-k)^2 = r^2

So

(x + 7)2 + (y + 2)2 = 11^2

The radius is 11

The diameter is twice the radius, so the diameter is 2*11 =22

Answer Link

Otras preguntas

a total of 554 tickets were sold for the school play they were either adult tickets or student tickets they were 54 more student tickets sold than adult tickets

Find the highest common factor of 32 and 80

how do i solve 2z+9.75-7z= -5.15

The rate at which a candle burns in millimeters per minute is?

Kim and kyle are both saving money for their first cars. Their parents said they will add 10% to the amount they save. Save saves $1600 and kyle saves $200 1. H

A citizen's personal values and their ideas about how they should be governed is termed: select one: a. Political equality. b. Political values certification. c

Guillaume de machaut was a ______________ as well as a musician.

is relation to t a function? is the inverse of relation t a function?

The four classes of writings on multiple constituencies and perspectives are (1) the relativistic perspective, (2) the power perspective, (3) the social justice

what is the product of 546 × 5