187 Answered Questions for the topic Circles

Circles Distance

08/30/19

Transmitter Question
A small radio transmitter broadcasts in a 53 mile radius. If you drive along a straight line from a city 70 miles north of the transmitter to a second city 74 miles east of the transmitter, during... more
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07/12/19

How to find Chord from Arc Length and Sagitta
I am trying to find the formulas to solve the entirety of a circle segment but all I have are the arc length and the sagitta. From this can I solve for Θ or chord length? EX: I have a arc length of... more
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05/20/19

the circumference of a painting is 21.98 feet what is the radius of the painting
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Circles Geometry

05/03/19

Measurement of an arc

What is measurement of arc ABC where arc AB equals Y degrees, and arc BC = 1 1/2 X -Y degrees
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Circles Geometry

04/29/19

How would I find the diameter of the second/larger marble?
2 marbles fit exactly, lengthwise, into a container. The smaller has a diameter of 4 cm and sits on the bottom of the jar. The larger marble sits next to the smaller one, touching both the smaller... more
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04/14/19

Help... extra practice

What is ?
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Circles Geometry

04/10/19

AB is tangent to the circle k(O) at B, and AD is a secant, which goes through O. Point O is between A and D∈k(O). Find m∠BAD and m∠ADB, if measure of arc BD is 110°20'.
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Circles Geometry

04/03/19

If the points (0,0), (2,0), (0,-2), and (k,-2) are concyclic then k=
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Circles

03/29/19

How to write an standard equation of the circle

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Circles Geometry

03/27/19

How do I find the length of an arc with coordinates?
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Circles Geometry

03/26/19

The ratio of the circumference of circle X to the circumference of circle Y is 45 . If the diameter of circle Y is 4 units, what is the diameter of circle X ?
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Circles Math Geometry Maths

03/22/19

Circle diameter and revolution
A wheel of a compact car has a 25-inch diameter. The wheel of a pick up truck has 31-inch diameter. To the nearest inch, how much further does the pick up truck wheel travel in one revolution than... more
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Circles Geometry

03/14/19

pizza problem s
The large pizza from pet’s has a diameter of 16 inches and costs $14.99 the large pizza at Gino’s is 18 inches in diameter and costs 16.49 which pizza costs more per area
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02/18/19

Find the measure of arc length ab
A circle with a radius of 7 and a chord measure of 12.
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02/18/19

Find the measure of arc length ab.
A circle with a radius of 8 and a chord measuring at 10.
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02/18/19

FInd the measure of the segment
􏰀M has radius 4.From external point E,a tangent is drawn meeting 􏰀M at T. Line ET has length 1/3 the length of line EM. Find ET.
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02/04/19

Circle question-Precalculus
A small radio transmitter broadcasts in a 44 mile radius. If you drive along a straight line from a city 49 miles north of the transmitter to a second city 61 miles east of the transmitter, during... more
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Circles

01/14/19

Center (6,-5) passing through point (1,7)
Center (6,-5) passing through point (1,7)
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Circles

12/21/18

Slope of line passing through origin and tangent to circle.
If a line passing through origin touches the circle x2 + y2 - 6x + 8y + 9 = 0, then its slope may be : (1)12/7(2)-12/7(3)24/7(4)-24/7
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Circles

11/25/18

I wants to build a pier to the centre of a circular lake the pond takes up an area of 2000m squared the pier is purchased in metre sections and costs £54.99 per metre find the total cost of the pier.
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Circles Circle Theorems

10/12/18

Question about Circle Theorems. I need help pls!
Inscribed triangle ABC has chords AB and BC subtending angles of 120 degrees and 110 degrees respectively at the circumference of their minor arcs. I need to calculate the angles of the traingle... more
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Circles Points Tangent

10/08/18

How many tangent lines can they have in common?
Two circles of radii 1 and 2 intersect at only one point
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Circles

09/11/18

Mathematically, how is the answer 16
Jake put six black checkers in a row, and completely surrounded them with red checkers. If every red checker was touching at least one black checker then what was the minimum number of red checkers... more
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09/09/18

Word Problem
there are three base stations that can send and receive signals from your mobile phone P. suppose that in a rectangular coordinate system, the locations of three base stations A,B and C are (0,0)... more
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09/09/18

How long does the ripple take to reach the boat?
The radius of the ripple increases steadily at 6 cm/sec. A toy boat is floating on the pond, 2.00 m east and 1.00m north. How long does the ripple take to reach the boat?
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