subject
Mathematics, 01.03.2020 16:36 michelle102567

The circle Ci, intersects the y-axis at two points, one of which is (0.4).
The line y = 2 is a tangent to the circle at (4, 2).
(i)
Show that the radius of the circle is 5 units.
(ii)
Find the equation of the circle C, in standard form.
Another circle C2 has equation x² + y2 + 6x – 8y +9=0.
(iii)
(iv)
Find the centre and radius of C2.
Show that the circle C2 is a tangent to the x-axis.

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 20:00
Aubrey read 29 books and eli read 52 books what number is equal to the number of books aubrey read?
Answers: 1
question
Mathematics, 21.06.2019 20:30
The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?
Answers: 2
question
Mathematics, 21.06.2019 22:30
If you prove that ∆wxz is congruent to ∆yzx, which general statement best describes what you have proved?
Answers: 3
question
Mathematics, 22.06.2019 01:30
Use the squared identities to simplify sin^2x cos^2x
Answers: 3
You know the right answer?
The circle Ci, intersects the y-axis at two points, one of which is (0.4).
The line y = 2 is a...
Questions
question
Biology, 21.09.2019 06:00
question
Mathematics, 21.09.2019 06:00
question
Geography, 21.09.2019 06:00
Questions on the website: 13722366