# Questions on Geometry: Polygons answered by real tutors!

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 Geometry: Polygons Solvers Lessons Answers archive Quiz In Depth

 Question 612390: The diagram shows 3 sides of a regular polygon. Each interior angle of the regular polygon is 140 degrees, work out the number of sides of the regular polygon. Click here to see answer by vleith(2825)

 Question 613047: what is the exterior angle and number of sides if the interior equal 140 degrees Click here to see answer by Alan3354(30959)

 Question 614071: A polygon has six interior angles. It has two angles measuring 160° each, two interior angles measuring 120° each, and two interior angles measuring 80° each. Which of these is the most specific name for the polygon? Click here to see answer by Alan3354(30959)

 Question 614087: Hi. I am trying to determine how to show/teach finding the missing degrees of a pentagon where the sides are unequal. The info. I have is 3 of the vertices = 90 degrees. Also, one vertice = 150 degrees. Click here to see answer by solver91311(16868)

 Question 614127: Match the number of sides of a regular polygon with the measure of its exterior angle. Click here to see answer by Alan3354(30959)

 Question 615055: the exterior of a regular polygon is 2/3 of its interior angle ,how many sides are their in the polygon. Click here to see answer by Alan3354(30959)
 Question 615055: the exterior of a regular polygon is 2/3 of its interior angle ,how many sides are their in the polygon. Click here to see answer by stanbon(57219)

 Question 616160: A polygon has n sides. Two of its exterior angles are 72 and 35 while the remaining exterior angles are each equal to 23. Find the value of n. Click here to see answer by Alan3354(30959)

 Question 616147: how to solve if each interior angle of a regular polgon measures 144, name the polygon Click here to see answer by stanbon(57219)

 Question 616323: Find the value of x. 83+60+(x/3 - 11)=360 I checked the answer and it says that it is 171. Please explain to me how to get that answer, because whenever I did it, I would get a different answer. Click here to see answer by MathTherapy(1421)

 Question 616331: what is the sum of the interior angles of a 16-sided polygon? Click here to see answer by jim_thompson5910(28476)

 Question 616896: How many sides does a polygon have if one of its interior angles measures 120 degrees and each successive angle is 5 degrees more? Click here to see answer by Alan3354(30959)

 Question 617638: The measure of an interior angle of a regular polygon is 160. How many sides does the polygon have? Click here to see answer by jim_thompson5910(28476)

 Question 619799: If a vertex angle of a regular polygon is equal to 165.6 degrees, how many sides does the regular polygon have? Click here to see answer by Alan3354(30959)

 Question 620749: what is the name of the polygon which has 500 sides ? Click here to see answer by lynnlo(4155)

 Question 621044: Show that no regular polygon can have vertex angles which are 110 Click here to see answer by fcabanski(872)

 Question 621283: Find the area of a regular hexagon with the given measurement. 4-inch side i got to 192 sqrt(3) but can i reduce it? Click here to see answer by Alan3354(30959)

 Question 621234: If every vertex of a regular pentagon is connected to every other vertex, how many triangles are formed? Click here to see answer by Edwin McCravy(8880)

 Question 621294: Find the area of an equilateral triangle (regular 3-gon) with the given measurement. 3-inch radius A = sq. in. please help i got 27/8 sqrt(3) am i correct or do i need to look at it again Click here to see answer by tomlaidlaw(13)

 Question 622041: What is the measure of each interior angle of a regular 82-gon Click here to see answer by Alan3354(30959)

 Question 622303: Find the number of sides of the regular polygon when the measure of an exterior angle is given. 1. 30° 2. 10° 3. 24° 4. 45° Please answer my question immediately. Thanks in advance! ;) Click here to see answer by math-vortex(472)

 Question 621880: one angle of a regular polygon is 150 degrees , how many sides does this polygon have? Click here to see answer by richard1234(5390)

 Question 623107: In quadrilateral ABCD, the measure of angle a is twice the measure of angle b, the measure of angle b is twice that of angle c, and the measure of angle c is twice that of angle D. Find each angle measure. Click here to see answer by Earlsdon(6287)

 Question 623194: what is the perimeter of regular octagan if one side measure Y cm? Click here to see answer by math-vortex(472)
 Question 623194: what is the perimeter of regular octagan if one side measure Y cm? Click here to see answer by ewatrrr(10682)

 Question 623197: The area of a particular regular hexagon is x^3 square units, where x is the measure of the distance from the center of the hexagon to the midpoint of a side. What is the side length of the hexagon? Click here to see answer by Earlsdon(6287)

 Question 623328: Find the area of a regular hexagon with the given measurement. 48-inch perimeter Click here to see answer by Alan3354(30959)

 Question 623590: Where did the 180-x which is the value of exterior angle came from? It is from the solution of this question: http://www.algebra.com/algebra/homework/Polygons/Polygons.faq.question.326373.html Click here to see answer by math-vortex(472)

 Question 623668: Find the area of a rectangle with length 3cm and width 4.5 cm. Click here to see answer by jim_thompson5910(28476)

 Question 623666: find the area of a triangle of base 23 feet and height 6 inches Click here to see answer by fcabanski(872)

 Question 624495: The ratio of each interior angles to each exterior angle of a regular polygon is 4:1. Find the number of sides of the polygon Click here to see answer by Theo(3458)

 Question 624766: Examine the figure of the regular polygon below. Regular hexagon with exterior angle measuring x degrees. What is the value of x? Click here to see answer by solver91311(16868)

 Question 625593: in a heptagon, the sum of the six exterior angles is 297 degrees. what is the measure of the seventh exterior angle? Click here to see answer by Emsley(35)

 Question 625838: what is the name of a polygon having 110 sides Click here to see answer by richard1234(5390)

 Question 625849: how many sides has a polygon if the sum of its interior angles is twice that of an octagon Click here to see answer by opeodu(24)

 Question 626094: If all the interior angles of a polygon equal 162 degrees, how many sides does the polygon have? Click here to see answer by Alan3354(30959)

 Question 626214: What is the sum of the measures of the interior angles of a regular polygon where a single exterior angle measures 72°? Click here to see answer by Emsley(35)

 Question 626636: An Exterior Angle Of A Regular Polygon Is Four Times Smaller Than Its Interior Angle.how Many Sides Does The Polygon Have? Click here to see answer by stanbon(57219)

 Question 626627: how many diagonals are there in 23 sides? how many diagonals are there in 80 sides? how many sides are there in 135 diagonals? how many sides are there in 152 diagonals? how many sides are there in 275 diagonals? how many sides are there in 350 diagonals? how many sides are there in 1377 diagonals? - thanks. :) Click here to see answer by ewatrrr(10682)

 Question 627288: find the area of the trapezoid shown with parallel sides 15 units and 30 units, and height of 6 units Click here to see answer by asuar010(324)

 Question 627465: A regular polygon of(2k +1)sides has 140 as d size of each interior angle.find k Click here to see answer by hammy(9)

 Question 627741: a regular polygon has it exterior angle been 100 degree less than it interior angle.find: 1.the number of sides of the polygon 2.the sum of all the interior angles Click here to see answer by reviewermath(500)

 Question 627627: A regular polygon of (2k+1)sides has 140 as the size of each interior angle. Find k Click here to see answer by richard1234(5390)

 Question 628144: in pentagon MTLYN m angle m=90 and M angle T=150 m angle Y and m angle N are each twice as large as m angle L find the measures of angle L angle Y and angle N Click here to see answer by dfrazzetto(277)

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