89 Answered Questions for the topic Geometry Circles

09/04/18

The endpoints of the longest chord on a circle are (4, 5.5) and (4, 10.5). what is the center point
 fill in the blank           The endpoints of the longest chord on a circle are (4, 5.5) and (4, 10.5).The center of the circle is at the point ___, and its radius is ____ units. The equation of... more
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08/08/18

How to determine if a circle can be circumscribed about a quadrilateral
I want to know about circumscribing circles about quadrilateral (how to do it, what that means etc.)
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08/02/18

If the radii of two circles are 6 and 10, What is the scale factor of the circles and what is the ratio areas of the circles?
Please help! Tough geometry question
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08/01/18

If a central angle of a circle has a measure of 50, and the radius of the circle is 18, what is the area of the sector in the interior angle in terms of pi?
Any help Is appreciated!!
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06/30/18

If the line x+2by+7=0 is a diameter of the circle x^2+y^2-4x+8y-13=0, then b=?
Options:  A- 3/9  B- 8/9 C- -9 D- 9/8
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05/15/18

If the are length of a circle with arc measure of 140 degrees is 18pi find the circumference and area of the circle
I'm not sure where to begin with this question.
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05/15/18

A chord of 48cm is 7cm from the center of a circle. Calculate the area of the circle
Geometry circles.
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05/10/18

A circle has a sector with area 64pi/5 and central angle of 8pi/5. find the area of the circle
someone help me with this circle problem. try and find it in terms of pi
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04/27/18

A circular garden will be enclosed with a barbed wire fence that is 25 feet. What is the area of the garden? Use 3.14 for pi and round to the nearest tenth.
I found the radius. It was a long decimal, and I didn’t know whether I should round it then or wait until I find the total area to round. 
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04/25/18

What is the equation of the circle whose diameter has endpoints (8,−2) and (−2, 6) ?(1 Point)
i need help
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04/24/18

the area of a sector of a circle with a central angle that measures 29 degrees measures
a circle has a radius of 7 meters
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04/21/18

write the equation in standard form for the circle passing through (0, 11/2) centered at the origin.
equations of circles
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04/13/18

Write the equation of the circle
circle B that passes through (3,6) and has center B(-2,6)
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04/06/18

if the circle below has a radius of 15 cm, find each arc length of VW and UXV
XZW is a 90 degree angle and YZX is 26 degrees.
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04/01/18

Triangular pool needs to be filled with water. The corners are the coordinates. Units represent feet
A triangular pool needs to be filled the coordinates are A(-6,-4) B(-2,12)C(4,-2). If the pool needs to be filled with 100 feet cube determine the depth of the pool? (assume the depth is in uniform)
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10/31/17

For circle R, with point L lying on the circle, determine the circumference if RL = 34 units.
 For circle R, with point L lying on the circle, determine the circumference if RL = 34 units.
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07/26/17

Geometry Homework Help
Image Link : http://imgur.com/a/WKrkH Questions: (1) What is the length of RS in circle O?(2) What is the value of r to the nearest tenth? Thank in advanced!
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06/05/17

If an arc is 46∘, what is the measure of the subtending angle inscribed in the circle?
If an arc is 46∘, what is the measure of the subtending angle inscribed in the circle? 
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05/19/17

If the distance between the centers of two non-tangent circles is 20, r1 is 8, and the common external tangent is 16, what is the radius of the other circle?
There are two non-tangent circles. The smaller circle has a radius of 8, and the distance between the centers is 20. If the common external tangent of these circles is 16, what is the radius of the... more
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05/16/17

find the probability that a randomly chosen point in a circle with radius r, lies in the inscribed regular octagon.
 there is no more information.
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05/01/17

what is the value of x
R S U T V
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04/26/17

Geometry circles
a carousel is an amusement ride consisting of a circular platform with seats for riders. the carousel at a local theme park has a diameter of 32 feet. Each ride lasts 3 minutes and the speed of the... more
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04/22/17

opposite angles of an inscribed hexagon in a circle
I know that opposite angles of a quadrilateral inscribed in a circle are supplementary. What about opposite angles of an inscribed hexagon in a circle? It should be 240, but can you show help me... more
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04/11/17

Find the value of x for the measure of arc AB being 46 degrees and arc CD being 25 degrees
Find the value of X for the measure of arc AB being 46 degrees and the measure of arc CD being 25 degrees 
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04/03/17

How much will the walk cost?
A circular pond 26 yd in diameter is surrounded by a gravel path 2 yd wide. The path is to replaced by a brick walk costing $50 per square yard.
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