Questions on Geometry: Polygons answered by real tutors!

Tutors Answer Your Questions about Polygons (FREE) Get help from our free tutors ===> Algebra.Com stats: 2016 tutors, 420219 problems solved View all solved problems on Polygons -- maybe yours has been solved already! Become a registered tutor (FREE) to answer students' questions. Click here to see problems AND answers on one page Question 200217: If the measure of one interior angle of regular polygon is 140 degrees how many sides does the polygon have? Click here to see answer by MathTherapy(1430)   Question 200401: Analytic Geometry 17.a) Determine the type of quadrilateral that has vertices at A(4, 6), B(-4, -2), C(2, -5), and D(11, 4). Can you please help me and thank you very much!!!#@$## Click here to see answer by RAY100(1637)   Question 200401: Analytic Geometry 17.a) Determine the type of quadrilateral that has vertices at A(4, 6), B(-4, -2), C(2, -5), and D(11, 4). Can you please help me and thank you very much!!!#@$## Click here to see answer by solver91311(16897)   Question 200422: A regular polygon of 9 sides has vertex angles which measure how many degrees? Click here to see answer by Alan3354(30993)   Question 201487: finding perimeter of each polygon triangle quadrilateral quadrilateral with vertices Click here to see answer by solver91311(16897)   Question 201789: find the number of sides when the sum of the vertex angles is given. 1.1260 degrees Click here to see answer by stanbon(57439)   Question 201844: How many diagonals can be drawn in a regular 12 sided figure ? Click here to see answer by PRMath(123)   Question 202146: If the diagonal of a polygon is given. What is the formula in finding the number of the sides of the polygon? Click here to see answer by Alan3354(30993)   Question 202457: How many interior angles does a undecagon have? How many diagonals can be drawn from each vertex of a decagon? How many distinct diagonals does a hexagon have? Click here to see answer by stanbon(57439)   Question 202468: It is possible for the exterior angles of a regular polygon to measure 30 degrees. True or False? It is possible for the interior angles of a regular polygon to measure 145 degrees. True or False? Calculate the measure for each exterior angle of a regular nonagon. Answers: 20 degrees, 40 degrees, 140 degrees, 1260 degrees. calculate the measure for each interior angle of a regular 15-gon. Ansers: 12 degrees, 24 degrees, 156 degrees, 2340 degrees. Click here to see answer by stanbon(57439)   Question 202502: find the exact area of a reactangle with a base of 5 yards and a height of 8 feet. Click here to see answer by vleith(2825)   Question 202530: Determine the measure of the interior angle at vertex A. It is a pentagon, at vertex A is 3x This is how it is set up 4x 4x 4x 3x 3x vertex A Answers A. 150 B. 50 C.90 D.30 The answer is 90 but can't figure out how they got it. Click here to see answer by Earlsdon(6294)   Question 202530: Determine the measure of the interior angle at vertex A. It is a pentagon, at vertex A is 3x This is how it is set up 4x 4x 4x 3x 3x vertex A Answers A. 150 B. 50 C.90 D.30 The answer is 90 but can't figure out how they got it. Click here to see answer by solver91311(16897)   Question 202743: If a hexagon is resting on a flat side, and has a total height of 18, what is the length of each side of the hexagon? 6. If a hexagon is resting on a flat side, and has a total height of 18, what is the area of the hexagon? Click here to see answer by rfer(12679)   Question 202742: If a hexagon has a radius (center to point of angle) of 6, what is the area of the hexagon? Click here to see answer by rfer(12679)   Question 202912: What is the formula in finding the number of sides? All I know is the formula in finding the sum of the measurement which is s=(n-2)180* please just give me the formula thanks:] Click here to see answer by Edwin McCravy(8924)   Question 202912: What is the formula in finding the number of sides? All I know is the formula in finding the sum of the measurement which is s=(n-2)180* please just give me the formula thanks:] Click here to see answer by dyakobovitch(40)   Question 203689: how many diagonals can be drawn from each vertex of a decagon? Click here to see answer by solver91311(16897)   Question 203696: what is the sum of the measures of the vertex angles of a 12 sided polygon Click here to see answer by RAY100(1637)   Question 205217: what is the total sum of exterior angles of the following polygons: triangle, quadrilateral, pentagon, hexagon, and n-gon? Click here to see answer by vleith(2825)   Question 205216: what is the total sum of exterior angles of the following polygons: triangle, quadrilateral, pentagon, hexagon, and n-gon. Click here to see answer by stanbon(57439)   Question 205368: There are two polygons. The larger one has three times as many sides as the smaller one, and its angle sum is four times bigger. How many sides has the smaller polygon? Click here to see answer by alicealc(281)   Question 205368: There are two polygons. The larger one has three times as many sides as the smaller one, and its angle sum is four times bigger. How many sides has the smaller polygon? Click here to see answer by Alan3354(30993)   Question 205528: Is it possible for the interior angles of a regular polygon to equal 145 degrees? Click here to see answer by Targetweek(62)   Question 206720: A heptagon has seven sides. Caluculate the size of each interior angle. Please can anyone help me to solve this question. Click here to see answer by Alan3354(30993)   Question 206935: The exterior angle of a regular polygon is one third of its interior angle.How many sides does the polygon have? Click here to see answer by Alan3354(30993)   Question 207019: A convex polygon has 9 sides. What is the sum of the measures of the interior angles Click here to see answer by dlam5(15)   Question 207079: How would you find the area of a regular octagon whose side length is 4.7 in. and the apothem is 6.5 in. please help Click here to see answer by solver91311(16897)   Question 208221: The measure of each interior each interior angle of a regular polygon is 36 more than its adjacent exterior angle. How many sides has the polygon? Thanks! Click here to see answer by stanbon(57439)   Question 209050: Question: The measure of each interior angel of a regular polygon is eleven times that of an exterior angel. How many sides does the polygon have? Click here to see answer by stanbon(57439)   Question 210538: I cannot seem to get the answer of this problem to match up write with the question. If a triangle has a perimeter of 84 meters and side lengths of 6x-3, 6x+4, and 8x+3, then what does x equal? Click here to see answer by Earlsdon(6294)   Question 211816: An architect is using the concept of similar geometric figures and a small prototype model (shown on the right below) to design a cottage. For both the model and the actual cottage, the ratio of the height to the width (excluding the roof) is 9 to 12. If the width of the actual house is 8 ft, what is its height? Click here to see answer by Earlsdon(6294)   Question 212080: A regular polygon has n sides. The ratio of its interior angle to its exterior angle is 7:2. Calculate the size of each interior angle and the value of n. Click here to see answer by HyperBrain(694)   Question 212711: a regular polygon has an interiaor angle of 170 degrees. how many sides does it have? is it 3? Click here to see answer by HyperBrain(694)   Question 213741: 3 angles of an octagon are x each.if the other angles are 20 more than each of the other 3 find x Click here to see answer by stanbon(57439)   Question 215232: The measure of each interior angle of a regular polygon is 11 times that of the exterior angle. How many sides does the polygon have? I can solve this one by using the chart our teacher had us make, that calculates interior and exterior angles for several regular polygons. But is there also a mathematical way of solving this question? Please explain. Thank you! Saskia Click here to see answer by Alan3354(30993)   Question 215937: nine angles of a decagon add up to 150.find the other angle Click here to see answer by Alan3354(30993)   Question 216007: 9 angles of a ten sided figure are each equal to 149 degrees find the remaining angle Click here to see answer by Alan3354(30993)   Question 216018: 9 angles of a ten sided figure are each equal to 149 degrees find the remaining angle Click here to see answer by RAY100(1637)   Question 216256: (x-2)^2=28 Click here to see answer by rfer(12679)   Question 216256: (x-2)^2=28 Click here to see answer by MathTherapy(1430)   Question 216727: how many angles does a pentagon have? Click here to see answer by rfer(12679)   Question 217754: Each angle of a regular polygon measures 174 degrees. How many sides does it have? Click here to see answer by RAY100(1637)   Question 221626: what is the length of each side? P=96 rectangle xl , 2xw Click here to see answer by rfer(12679)   Question 221630: Please help! How do you figure out the number of sides in a regular polygon if you only know the measure of the interior angles? THANKS! Need my tomorrow morning please! Click here to see answer by stanbon(57439)

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