Questions on Geometry: Geometric formulas answered by real tutors!

Tutors Answer Your Questions about Geometric formulas (FREE)

Question 6681: If I know the length of a cord of a circle and the distance from the center of the cord to the edge of the circle. How do I find the radius of the circle. Thanks. Jim
Click here to see answer by Earlsdon(6294)

Question 7297: Can you give me a example of an conjecture?
Click here to see answer by bonster(299)

Question 7370: problem:
the area of a circle is 25 meters. find the radius of the circle.
i solved to this point.
7.96 m (squared)= r (squared)
the books says answer is r=2.82
i need to understand the step on how they got the answer
thanks.
Click here to see answer by Earlsdon(6294)

Question 7440: please help me with this problem..
solve by any method.
3x-2y=-5
-3x-y=-1
Click here to see answer by bonster(299)

Question 8055: Is it possible to calculate the height from a given chord to a given arc, given that the only information available is the length of both the chord and the arc, I have been trying to calculate this for some time but it is in vain?

Click here to see answer by Earlsdon(6294)

Question 8118: how do u find the area and circumeference of a circle with a radius of 5 meters?
Click here to see answer by CharStar(110)

Question 8777: If i only know the length of the chord then is it possible to find out the radius of the circle?

Click here to see answer by FSAN85(6)

Question 8872: how do u find the area of a circle with the radius of 5 and 1/3 feet.
Click here to see answer by mrduffner(11)

Question 8872: how do u find the area of a circle with the radius of 5 and 1/3 feet.
Click here to see answer by rapaljer(4667)

Question 9506: What is the perimeter of a rectangle that has an area of 36in2, and a length of 9 in?
Click here to see answer by dexman_92(1)

Question 9506: What is the perimeter of a rectangle that has an area of 36in2, and a length of 9 in?
Click here to see answer by Alwayscheerful(414)

Question 9505: What is the area of a circle with the diameter being 100 ft
Click here to see answer by rapaljer(4667)

Question 10281: An Indian sand painter begins his picture with a circle of dark sand. He then inscribes a square with a side length of 1 foot inside the circle. What is the area of the circle?
Thank you for your help!

Click here to see answer by rapaljer(4667)

Question 10280: A Little League team is building a backstop for its practice field. It is made up of two right angles as shown below. The backstop extends 24 feet 8 inches out in each direction and the center pole is 6.5 yards high. All sides of the backstop including base and the center pole are to be made of aluminum tubing. How many feet of tubing should the team buy? How many square feet of the backstop must be covered by a screen?
Click here to see answer by Earlsdon(6294)

Question 10585: Help! Son starting geometry and I'm not remembering.... Here's his problem:
Carlos wants to build a rectangular hot tub that is 4 ft. high and holds 1000 ft3 of water. What could the dimensions of the base of Carlos' hot tub be?
Any help appreciated. Thanks
Click here to see answer by rapaljer(4667)

Question 10609: Please tell me
"what is the Formula for the volume of a solid Trapezium?"
Click here to see answer by longjonsilver(2297)

Question 10622: what is the formula to find out the perimeter of a trapizium?
Click here to see answer by gudie(3)

Question 11703:
Click here to see answer by askmemath(368)

Question 11703:
Click here to see answer by prabhjyot(164)

Question 12172: How do you find the mid point of two cordinates?
Click here to see answer by rapaljer(4667)

Question 12251: The wheels of a car have a 24-in. diameter. When the car is being driven so that the wheels make 10 revolutions per second, how far with the car travel in one minute?
Click here to see answer by askmemath(368)

Question 12394: how do i find the volume and surface area of a sphere when i am NOT given a radius or diameter, only a height of 8m off to the side of the sphere?
Click here to see answer by akmb1215(68)

Question 12393: how do i find the volume and surface area of a sphere when i am NOT given a radius or diameter, only a height off to the side of the sphere?
Click here to see answer by akmb1215(68)

Question 12399: The fomula for area of triangle is the following: A=1/2ab
Explain with drawings or diagrams why we use the fraction 1/2 in the formula.
Click here to see answer by Earlsdon(6294)

Question 13329: What is the area of an equiangular polygon with four sides equal to 1 and four sides equal to square root of 2? Please show the workings and the solution.
Thanks.
Click here to see answer by uksraj(9)

Question 13408: I am to solve for H and I am totally lost. I am assuming this is a cylinder but I have never done a problem like this one before. I thank you for any willingness to help and would be greatful to anyones assistance.
A=Pi*(r^2)*h
Click here to see answer by askmemath(368)

Question 14301: What is the circumference of a 24 foot diameter circle?
Click here to see answer by elima(1433)

Question 15016: how do you find the diameter of a circle when given only the circumference
Click here to see answer by elima(1433)

Question 16472: I am laying out a peice of furniture and wish to make a pattern.
I wish to know the radius of a circle that will subtend a cord of 30 " with a height of 2 1/2".
I am 73 and took geometry in 1947 - I seem to have forgotten the formulas.
Thanks,
Wyatt Shorter
Click here to see answer by Earlsdon(6294)

Question 17284: im not sure what the subject is in but i need live chat tutoring on the subject of what an invers a converse a contrapositive and stuff about a conditional statement. if you could help me ive searched forever for help and need it as quick as possible please help me thanks
Click here to see answer by plourde216(7)

Question 17470: What is the area of a square patio that measures 9.5 m on each side?
Click here to see answer by whisper(27)

Question 17470: What is the area of a square patio that measures 9.5 m on each side?
Click here to see answer by askmemath(368)

Question 17470: What is the area of a square patio that measures 9.5 m on each side?
Click here to see answer by Alwayscheerful(414)

Question 17575: Find the area of a rectangle with one side 3.1 ft and the other side 11.3 ft.
Click here to see answer by pwac(253)

Question 17575: Find the area of a rectangle with one side 3.1 ft and the other side 11.3 ft.
Click here to see answer by Alwayscheerful(414)

Question 17619: How can we determine the langth of the arc of a circle, cut by a cord in that circle? Can we do it if we just know the length of the cord (I don't think so? So what other data do we need to solve this?
Click here to see answer by venugopalramana(3286)

Question 18016: how do i find the area of a trapazoid??
Click here to see answer by ivy12003(22)

Question 18016: how do i find the area of a trapazoid??
Click here to see answer by Alwayscheerful(414)

Question 18102: The top surface of the worlds rectangular strawberry shortcake was 175.33 ft long and 4 ft wide. a. Use the formula A=Lw. Find the area of the top surface of the shortcake. b. what was the perimeter of the top surface of the shortcake?
Click here to see answer by pwac(253)

Question 18263: midpoints in the coordinate plane
Click here to see answer by Alwayscheerful(414)

Question 18609: True or False.
If two isoceles triangles have congruent legs but noncongruent bases, then the triangle with the longer base has the smaller base angles.
Click here to see answer by venugopalramana(3286)

Question 18607: True or False.
The sum of the lengths of the diagonals of a rhombus is less than its perimeter.
Click here to see answer by venugopalramana(3286)

Question 19167: What is the perimeter formula of a kite figure?
Click here to see answer by Alwayscheerful(414)

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710