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Question 91851: #1 Question from the book:
A polygon has n sides. Four of its exterior angles are 12, 25, 32 and 41 and the remaining (n - 4) exterior angles are each equal to 50. Find n.
#2 Question on pentagon:
If the angles of a pentagon are x, 1.5x, 2.5x, 3x and (2x - 20), find the value of x.

Click here to see answer by mathispowerful(115)

Question 91901: A polygon has n sides. Four of its exterior angles are 12, 25, 32 and 41 and the remaining (n - 4) exterior angles are each equal to 50. Find n.

Click here to see answer by scott8148(6628)

Question 80610: 5: The base of a pyramid is a square with sides of length 4 cm. If the volume = 80 cm3, what is the height? ___ cm
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Question 92261: 1.) two angles of a quadrilateral are congruent and each of their measures is 110. what is the measure of each of the remaining angles if they are also congruent?
2.) if each of four interior angles of a convex pentagon has a measure of 105, find the measure of the fifth interior angle.
3.) if the sum of the measures of the interior angles of a regular convex polygon is 2160, find the measure of each interior angles.
4.) what is the total number of diagonals that can be drawn in a covex octagon?
5.) what is the sum of the measures of the interior angles of a convex 11-gon?
Click here to see answer by stanbon(75887)

Question 92339: if the diagonal of a square is of length 3 cm then the perimeter of the suare is

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Question 92340: the length of sides of a regular hexagon is 10 cms. The area of the hexagon is

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Question 93544: how many sides in one point?what is the formula of that?
Click here to see answer by Edwin McCravy(20054)

Question 94548: what do you call polygons in which all sides have the same length?
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Question 96361: what is the ratio of 4 to 5 if the sum is 45
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Question 96363: HOW MANY DIAGONALS CAN BE DRAWN FROM ONE VERTEX OF A REGULAR OCTAGON?
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Question 96363: HOW MANY DIAGONALS CAN BE DRAWN FROM ONE VERTEX OF A REGULAR OCTAGON?
Click here to see answer by bucky(2189)

Question 96398: It says: Determine whether each quadrilateral with the given vertices is a parallelogram, a rectangle, a rhombus, or a square. List all that apply.
Then they give me the points:
M(1,5), N(6,5), O(6,10), P(1,10)
What do I do?
Click here to see answer by scott8148(6628)

Question 96775: It says: Determine whether each quadrilateral with the given vertices is a parallelogram, a rectangle, a rhombus, or a square. List all that apply.
Then they give me the points:
M(1,5), N(6,5), O(6,10), P(1,10)
How do I solve this without graphing it?

Click here to see answer by stanbon(75887)

Question 97641: whats the number of sides in a regular polygon in which each exterior angle is 45 degrees?
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Question 97754: How many quadrilaterals can be found from joining the vertices of a heptagon? Can you please provide me with a formula that will work for all polygons?
Regards.
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Question 98401: How do I calculate the sum of the Interior angles of a convex 18-gon
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Question 98833: Two poles are 33 feet and 48 feet high, respectively. A wire is strung from the top of one pole to the top of the other. How long is the wire if the poles are 36 feet apart?
Click here to see answer by Earlsdon(6294)

Question 98846: A line segment (not a side) connecting two vertices of a polygon is called a what?
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Question 97449: How many diagonal lines in a icosagon?
Thank you!
Click here to see answer by henyomzky(4)

Question 102974: number of diagonals from each vertex in a poligon of 8 sides?

Click here to see answer by MathLover1(20849)

Question 103664: The perimeter of a rectangle is 22cm and its area is 24 square cm.
What are the lengths of its sides?
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Question 103664: The perimeter of a rectangle is 22cm and its area is 24 square cm.
What are the lengths of its sides?
Click here to see answer by Fombitz(32388)

Question 64266: what are all the names that apply to a square
Click here to see answer by Ashley234(3)

Question 105721: Please help me solve the problem;
Find the measure of an interior angle of a regular pentagon.

Thank you for your help.
Rupert
Click here to see answer by kmcruz09(38)

Question 107662: how do i work out the number of sides in a shape when i am given the exterior angle of 15?
Click here to see answer by stanbon(75887)

Question 107979: What is the sum the interior angles of a 13-gon?
What is the sum the interior angles of a 20-gon?
What is the sum the interior angles of a 18-gon?
Click here to see answer by MathLover1(20849)

Question 108468: how mant dimesions does a basketball have? why?
Click here to see answer by stanbon(75887)

Question 109127: Please help me answer or solve this question:
How many sides does a polygon have if the measure of each interior angle is 8 times the measure of each exterior angle?
It would be very helpful if you could explain the process that you took to solve this problem.
Thanks in advance,
Christine
Click here to see answer by stanbon(75887)

Question 111330: Two similar irregular heptagons are cut out of the same piece of paper, but they cannot completely cover each other. Why?
Click here to see answer by scott8148(6628)

Question 112400: Find the perimeter of the polygon, top measures 34 m, sides measure 15 m, and the bottom measures 28 m?
Click here to see answer by uma(370)

Question 115890:

what is the sum of the measurements of the interior angles of a 28-gon?

I'm trying to help my son with his homework and help would be great!
Click here to see answer by checkley71(8403)

Question 117070: Pls help me with this question: Each interior angle of a regular n-gon is 168. Calculate the value of n.
Click here to see answer by jim_thompson5910(35256)

Question 117097: i need help with this question: One thousand cubes are arranged to form a large cube. All the surfaces of the large cube are painted. What fraction of the cubes are not painted at all?
Click here to see answer by Edwin McCravy(20054)

Question 117259: I need help with this question: If the radius of the base of a cylinder is increased by 50% and its height decreased in the ratio 4:9, how will its volume be changed?
Click here to see answer by stanbon(75887)

Question 117415: Pls help!!! : A coil of wire has a mass of 1.2 kg. The diameter of the wire is 2mm. 1cm^3 of the wire weighs 6.8g. Find the length of the wire and correct to the nearest metre.
Click here to see answer by edjones(8007)

Question 118002: ok..this is a hard one. It looks like the top of a roof that goes into a point and comes down on both sides, but not even. there is a line separating the small triangle.
Find the area of the figure
inside the long part is 5ft down
and the bottom is 8 ft across
possible answers are
a) 40ft 2 pie
b) 20ft 2 pie
c) 52ft 2 pie
d) 26 ft 2 pie
i wish i could draw this...sigh. Thank you to anyone that can understand help me with this one.
Click here to see answer by MathLover1(20849)

Question 118244: Pls Help! : Each interior angle of a regular n-gon is 156. Calculate the value of n. ( using the sum of the interior angles of an n-gon)
Click here to see answer by stanbon(75887)

Question 118697: 1. If the measure of each of the interior angles of a regular polygon is 100 more than the measure of each of the exterior angles, name the polygon?

2.) Each of the measure of the interior and exterior angles of a regular polygon are in a ration 5:1. Find the measure of an interior and an exterior angle and the name of the polygon.
please help!

Click here to see answer by Earlsdon(6294)

Question 119079: In an equiangular polygon, the measure of each exterior angle is 25% of the measure of each interior angle. What is the name of the polygon?
-I know that the sum of the exterior angles of a polygon equals 360 degrees, but I have no idea where to go from there.
Click here to see answer by bucky(2189)

Question 119780: hi1
please help me with this.thanks for anyhelp coming this way
The sum of the interior angles of a polygon is 2340 degrees. How many sides does the polygon have??
i know its 15 sides buth in need a solution for it .
Click here to see answer by scott8148(6628)

Question 120221: Find the perimeter of a square QRST if two of the adjacent vertices are Q(6,7) and R(-3,4). Round your final answer to the nearest tenth.
Click here to see answer by solver91311(24713)

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, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285