# Questions on Geometry: Circles and their properties answered by real tutors!

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 Question 475352: When the number 168 is rotated half a turn, it becomes 891. Which of the following numbers when rotated half a turn is decreased by 12? A)81 B)69 C)16 D)98 Click here to see answer by mananth(13127)
 Question 475352: When the number 168 is rotated half a turn, it becomes 891. Which of the following numbers when rotated half a turn is decreased by 12? A)81 B)69 C)16 D)98 Click here to see answer by Edwin McCravy(9717)

 Question 475385: 4-Given the following sets, select the statement below that is true. A = {r, i, s, k, e, d}, B = {r, i, s, e}, C = {s, i, r} please show work, thanks Click here to see answer by richard1234(5390)

 Question 475612: I REALLY need some help with this, I've been trying and trying but I can't find out how to solve it :( "Write the standard equation for the circle with center (14, –48) that passes through (0, 0) A. (9, 6); 3 B. (–9, –6); 3 C. (–6, –9); 9 D. (–6, 9); 3" THANK YOU!!!! Click here to see answer by stanbon(60774)

 Question 475754: I need help please. How can I add a picture with my question here? I am not able to copy and paste. thanks. Click here to see answer by rfer(13569)

 Question 475384: 3-The cardinal number of the set {triangle, rectangle, square, trapezoid, octagon, rhombus, circle, pentagon} is _________. please show work, thanks. Click here to see answer by richard1234(5390)

 Question 475614: Can someone please walk me through this? I have no idea what I'm doing. "Find the center and radius of (x – 8)2 + (y + 7)2 = 64. A.(–8, 7); 8 B. (–7, 8); 64 C. (8, –7); 8 D. (–7, –8); 8" THANK YOU!!!!!!!! :-) Click here to see answer by richard1234(5390)

 Question 475841: 6-Given the following set, select the statement below that is true. A = {q, r, s, t, u} p ∈ A r ∉ A t ∈ A A Ø 5 ∈ A thank you for your help. Click here to see answer by MathLover1(7480)

 Question 476016: Hello, If a circle diameter is 10m, what is the perimeter of the circle? wouldnt it be 31.42 or just 10m? Click here to see answer by Alan3354(34677)

 Question 476430: Given the following sets, select the statement below that is true. A = {r, i, s, k, e, d}, B = {r, i, s, e}, C = {s, i, r} Select the one that is true. A ⊂ B and C ⊂ A B ⊂ A and B ⊆ A C ⊆ B and A ⊂ C C ⊂ B and B ⊆ C C ⊆ A and B ⊂ C Click here to see answer by MathLover1(7480)

 Question 476660: Can someone please help me and draw a venn diagram for my answers below. I am not good at doing diagrams. Can you please attach it, thanks. 354 Gardeners were surveyed. You add all the numbers up. 144 grew only tomatoes 41 grew zucchini and tomatoes but not cucumbers 54 grew zucchini 13 people grew only cucumbers Click here to see answer by solver91311(18785)

 Question 476881: Find the equation of the tangent at the point (3,1) on the circle x² + y²-4x + 10y -8. Click here to see answer by lwsshak3(7679)

 Question 477375: two circles of same dimensions pass through center of each other. what will be the area which is common to both circles in terms of area of any of the circles?if the radius of circles is 'r'. Click here to see answer by Edwin McCravy(9717)

 Question 477816: The point (-2,-3) is on a circle that has a center (8,-3). Find the length of the diameter of the circle? Can you show me how to work the problem. Thanks, Pamela Click here to see answer by Alan3354(34677)

 Question 477840: what is the area of a circle with 14cm radius and 30 degrees angle Click here to see answer by Alan3354(34677)

 Question 478023: determine the (a) area, and (b) circumference of a circle of 28yd across. Click here to see answer by stanbon(60774)

 Question 478093: Please help. I have 2 problems that I have never done before. 1. Write the compound statement in symbols. Let r = The food is good, p = I eat too much, q = I'll exercise. I'll exercise if I don't eat too much. ~p -> q ~p ^ q ~p V q ~(p -> q) 2. Form the converse: If I do not wash my clothes, then I will have nothing clean to wear. If I do not wash my clothes, then I will have something clean to wear. If I wash my clothes, then I will have something clean to wear. If I have something clean to wear, then I washed my clothes. If I have something clean to wear, then I did not wash my clothes. If I have nothing clean to wear, then I did not wash my clothes. Click here to see answer by Theo(3556)

 Question 478096: thank you. 6. Determine which, if any, of the three statements are equivalent. I) If the pipe is leaking, then I will not call the roofer. II) Either the pipe is leaking or I will call the roofer. III) If the pipe is not leaking, then I will call the roofer. I and II are equivalent II and III are equivalent I and III are equivalent I, II, and III are equivalent None are equivalent Click here to see answer by Theo(3556)

 Question 478522: The circle O having diameter of 2cm,has a square inscribed in it .Each side of the square is then taken as a diameter to form 4 small circles O”. find total area of all four O” circles which is outside the circle O. Click here to see answer by cleomenius(959)

 Question 478571: What is the exact circumference of a circle with a diameter of 29 inches? Click here to see answer by Alan3354(34677)

 Question 478563: If the endpoints of a circle's diameter are (6, 2) and (0, –6), what is the area of the circle? Click here to see answer by ewatrrr(11176)

 Question 478813: My question is: Find the standard form of the equation for a circle with center (3, − 1) and solution point (−5, 1) . Can you please explain how to solve it for future reference :). Thank You Click here to see answer by mananth(13127)
 Question 478813: My question is: Find the standard form of the equation for a circle with center (3, − 1) and solution point (−5, 1) . Can you please explain how to solve it for future reference :). Thank You Click here to see answer by ewatrrr(11176)

 Question 476658: Can someone please help me draw a venn diagram for my problem below. I am not good with diagrams. thanks. there are 4 regions in the venn diagram: only VHS 53 only DVD 103 both VHS and DVD 23 neither 6 i. Of those surveyed, how many watched only VHS tapes? 53 ii. Of those surveyed, how many watched only DVDs? 103 iii. Of those surveyed, how many watched VHS tapes or DVDs, but not both? 156 iv. Of those surveyed, how many watched VHS tapes or DVDs, or both? 179 Click here to see answer by ewatrrr(11176)

 Question 478890: if the radius of a wheel is f feet, how many revolutions does the wheel make per mile? (1 mile = 5,280feet) Click here to see answer by rfer(13569)
 Question 478890: if the radius of a wheel is f feet, how many revolutions does the wheel make per mile? (1 mile = 5,280feet) Click here to see answer by Alan3354(34677)

 Question 478955: ABCD is a square and semicircles are constructed on each side of the square. if AB is 2, what is the area of the entire ? Click here to see answer by Jstrasner(106)

 Question 479008: a man travels 4 miles north, 12 miles east, and then 12 miles north. how far(to the nearest mile) is he from the starting point? Click here to see answer by mananth(13127)

 Question 479285: Prove that two parallel chords in a circle have congruent arcs. I need help writing a formal proof to prove this... Click here to see answer by solver91311(18785)
 Question 479285: Prove that two parallel chords in a circle have congruent arcs. I need help writing a formal proof to prove this... Click here to see answer by Edwin McCravy(9717)

 Question 479662: Find the equation of a circle having the given center and radius. Center- (-2,3) Radius- sqrt 3 Thank you! Click here to see answer by Alan3354(34677)

 Question 440819: Fill in the blank. A pizza with a diameter of 24 inches is cut into 16 equal slices. Each slice of the pizza has an area of ______ square inches. Round your answer to two decimal places. Click here to see answer by cleomenius(959)

 Question 481168: Find the equation of the circle that has the Center (-4, 6) passes thru P ( 1, 2 ) Click here to see answer by ewatrrr(11176)

 Question 481169: Find the equation of the circle that has End point between the 2 two points A( 4, -3 ); B( -2, 7 ) Click here to see answer by ewatrrr(11176)