187 Answered Questions for the topic Circles

Circles Math Geometry

06/06/22

What is the circumference of a circle with equation (x−4)^2+(y+2)^2=64? Leave your answer in terms of pi.

Follows • 1
Expert Answers •1
Circles Math Geometry

06/06/22

Find the length of an arc of a circle with a central angle of π/3 and a radius of 12 inches. Leave your answer in terms of pi.

Follows • 1
Expert Answers •1
Circles Math Geometry

06/06/22

A radio station is positioned at the point (-3, 2) in a coordinate system. The broadcast range is 10 miles. Write an equation representing the edge of the broadcast range.
Follows • 1
Expert Answers •1
Circles Math Geometry

06/06/22

How much more pizza do you get if you purchase a large pizza instead of a medium?
A large pizza has a diameter of 10 square inches. A medium pizza has a diameter of 8 square inches. How much more pizza do you get if you purchase a large pizza instead of a medium? Round your... more
Follows • 1
Expert Answers •1

10/01/21

The line 2y-x=12 intersects the circle x2+y2-10x-12y+36=0 at the point A and B. The perpendicular bisector of AB intersects the circle at the point P and Q. What is the exact coordinates of P and Q?
The line 2y-x=12 intersects the circle x2+y2-10x-12y+36=0 at the point A and B. The perpendicular bisector of AB intersects the circle at the point P and Q. What is the exact coordinates of P and... more
Follows • 1
Expert Answers •1
Circles Math Geometry Angles

08/25/21

Geometry Accel 9th Grade Angels/Radians
An angle has an intercepted arc length of 18.6 cm and has a radius of 3 cm. What is the arc measure in radians?
Follows • 0
Expert Answers •2

08/02/21

Need help with this asap pls!!
Create a round object to hang in your window that will touch the midpoints of all four edges of your window (think about what shape your window must be so that a circular object will touch the... more
Follows • 2
Expert Answers •1

05/17/21

In circle O, diameter AB̅, chord BC̅, and radius OC̅ are drawn, and the m of arc BC : m of arc BC = 5 : 3
In circle O, diameter AB̅, chord BC̅, and radius OC̅ are drawn, and the m of arc BC : m of arc BC = 5 : 3.What is the mABC?
Follows • 1
Expert Answers •1

05/10/21

Determine the length of the radius of the circumscribed circle to the right triangle with legs 7 cm and 4 cm. Round your answer to the nearest hundredth
Determine the length of the radius of the circumscribed circle to the right triangle with legs 7 cm and 4 cm. Round your answer to the nearest hundredth
Follows • 1
Expert Answers •1
Circles Math Graphs Maths

04/09/21

is a circle with the centre the origin. A tangent to C passes through the point (-20,0) and (0,10). Work out an equation of C. You must show all your working. how to get the full 5 marks.
How to get the full 5 marks and is the answer x^2 + y^2 = 100
Follows • 1
Expert Answers •1

03/30/21

Write an equation for an ellipse that has foci at (19,3) and (-7,3), with the length of the major axis being 30.
I just need the thorough steps. Thank you. I need a, b, h, k, etc.
Follows • 1
Expert Answers •1

02/08/21

Find the exact circumference of the circle and approximate the circumference using 3.14 as an approximation for pi (full circle)
The line goes through the whole circle and says 21 feet.The exact area is blank (feet, square feet, or cubic feet) (exact number in terms of pi. Integers or decimals for any numbers in the... more
Follows • 1
Expert Answers •1

02/08/21

Find the exact circumference of the circle and approximate the circumference using 3.14 as an approximation for pi
The dot is in the middle of the circle and says 38 yards.The exact circumference is blank (yards, square yards, or cubic yards) (exact number in terms of pi)The circumference of the circle using... more
Follows • 1
Expert Answers •1
Circles Math Equations

12/16/20

equations of circles
write the equation in standard form for the circle passing through (1,0) centered at the origin
Follows • 0
Expert Answers •1
Circles Math Equations

12/16/20

equations of circles
write the equation in standard form for the circle passing through (1,0) centered at the origin
Follows • 1
Expert Answers •1
Circles Math Geometry

10/07/20

Math Intersecting Circles

If someone can help me prove the expression by finding the area of the purple area, took me time and I can't figure it out, thanks!
Follows • 1
Expert Answers •1
Circles

09/30/20

I need help with this question
Write the equation in standard form for the circle with radius 4 centered at the origin
Follows • 1
Expert Answers •1

09/11/20

Circle equation question(s)
So in this question, it is asking to graph a venn diagram with three circles. The equations I used are the followingLE1: (x-h^2)^2+(y-k)^2=r^2E2: (x-h)^2+(y-k)^2=r^2E3:... more
Follows • 1
Expert Answers •1
Circles Math Geometry

08/17/20

Help please with my circle geometry question
In an image, circles M,N,P,and Q are inscribed into circle O. Circles M and P are tangent to the center of circle O and eachother. They are cogruent and circle N is congruent to circle Q. Circles N... more
Follows • 1
Expert Answers •2
Circles Math Geometry

06/06/20

write the equation in standard form for the circle passing through (6,8) centered at the origin
Follows • 2
Expert Answers •1
Circles Math Geometry

05/13/20

A car's tire has a diameter of 22 inches. If the tire makes 64 complete revolutions how far does the car travel in feet.
Follows • 2
Expert Answers •1
Circles Math

04/03/20

Diameter, Area, Circlular - Math word problem - PLEASE HELP
Farmer Brown is prepping his circular garden for the new spring / summer season of vegetables. The garden has to be larger than 25 square feet. If the diameter of the garden is 10 cm, what is the... more
Follows • 2
Expert Answers •1

01/02/20

Circle Theorems
Anatoli is making a cement step for his patio in the shape of a sector of a circle. He has enough cement to fill an area of 3.6 square meters (m^2) such that the central angle is 1.2 radians. What... more
Follows • 1
Expert Answers •1
Circles Math Calculus

10/17/19

Where do I start?
Let A be the area of a circle with radius r. If dr/dt=3, find dA/dt when r=5.So I know to use the equation A=(pi)r^2 but, I don't know where to go from there. Do I plug in 5 for r and solve?
Follows • 1
Expert Answers •1

10/06/19

Find an equation of the circles:(there are 6 questions)
a)With center (0, 5); passes through (0, 0)b)Radius 4, tangent to x-axis; contain (–5,8)c)Center on line x=3, tangent y-axis at (0, 5)d)With center (–2, 0); passes through (2, 0)e)Radius 5, tangent... more
Follows • 1
Expert Answers •1

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.