Questions on Geometry: Polygons answered by real tutors!

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Question 759570: A square with an area of 49 in. To the second power had a perimeter of________.
I tried solving it i don't know if its correct.
49 in. To the second power =2401/4= 600.25�4= 2401 so the perimeter is 2401. Is that correct?
Click here to see answer by Cromlix(4381)

Question 760011: the rAtio of the sum of interior angles and the sum of sum of the exteroir angles of a polygon is 1:13 . identify the polygon

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Question 760100: A polygon has n sides. Two of its angles are right angles and each of the remaining angles is 144 degrees. Find the value of n.
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Question 760100: A polygon has n sides. Two of its angles are right angles and each of the remaining angles is 144 degrees. Find the value of n.
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Question 760534: The sum of the measure of the interior angles of a polygon is 1980�.
What polygon is it?

Click here to see answer by stanbon(75887)

Question 760534: The sum of the measure of the interior angles of a polygon is 1980�.
What polygon is it?

Click here to see answer by Alan3354(69443)

Question 760531: the measure of one of two adjacent angles is 116 degree more than thrice the other . find the measure of both angles if this sum is 140 degree

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Question 762201: A regular polygon has 14 sides what is the degrees of each interior angle?
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Question 762265: Find the number of sides of a polygon if the sum of the measures of its interior angles is twice the sum of the measures of its exterior angle
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Question 762660: If I need to find the pro numeral of something with a polygon, how would i solve it with algebra?
The problem that I have tried to solve so far is:
360 = 58 + 147 + 2r + 3r
360 = 205 + 2r + 3r
How do i know what r is and what does the 2 and 3 represent?
-Brandon Preap

Click here to see answer by Stitch(470)

Question 762659: Find the number of sides of a regular polygon given the measure of an interior angle:
1. 156 degrees
2. 157.5 degrees
3. 162 degrees
4. 144 degrees
5. 165 degrees
6. 140 degrees

Click here to see answer by Stitch(470)

Question 762725: The ratio of the number of sides of three regular polygons is 4:5:6. What is the ratio of the measures of their exterior angles?

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Question 762971: show by calculation that an equilateral triangle a regular octagon and a regular 24 sides polygon fit together exactly at the point X as shown in the diagram

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Question 763275: If the exterior angles of a convex octagon are x+13, 2x-1, 2x+6, 2x+12, 2x-17, 3x-4, 3x-10, and 4x , calculate the smallest of the 8 angles.
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Question 705433: Trigonometry & Area
1. hexagon with side lengths 9m
2. decagon with radius 4mm
3. octagon with radius 10 cm
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Question 753257: In the following diagram (not able to draw)
Find DE
Find EC
If A to B is 25.0
If B to C is 40.7
If C to E is (unknown)
If E to A is 20.7
If D to E (a line dividing the triangle (unknown)

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Question 765654: In the diagram, ABCD is part of a regular polygon. Each interior angle is 165 degrees. (a) How many sides does this polygon have.
Click here to see answer by Lola77479(27)

Question 765694: Why is the sum of the external angles of any polygon=360
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Question 766653: The measure of an exterior angle of a regular n-gon is 72 degrees. classify the polygon by number of sides.
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Question 766796: The ratio between an exterior angle and the interior angle of a regular polygon is 1:5 find the number of sides
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Question 769206: what is the sum of angle measures in s polygon that 16 sides
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Question 770043: The sum of the interior angles of a polygon with (3x-1) sides is 24 right angles.
Find x and hence the number of sides of the polygon
Click here to see answer by josgarithmetic(39616)

Question 763971: Find the measure of each interior angle of a regular polygon of 8 side
Click here to see answer by tommyt3rd(5050)

Question 771044: Madison is cutting scrapbook paper in the shape of a rectangle to put below her favorite photograph. If she cuts the paper so it is 4 inches wide and 5 inches long, what is the area of the paper?
Click here to see answer by Jc0110(165)

Question 771045: The rear window of each side of a car is in the shape of a triangle. If that piece of glass has the area 24 square inches and height 8 inches, what is the base of that triangular glass?
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Question 771042: Juan would like to hang some rope lighting around the perimeter of his room. His room is in the shape of a rectangle with an area of 24 square meters. Juan knows the length of his room is 6 meters. What is the width of Juan's room? How long should the rope lighting be so that it wraps around the perimeter of his room?
Click here to see answer by Jc0110(165)

Question 772308: write an expression that represents of the exterior angle of any regular n-gon

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Question 772415: 1. How do you find the area of a square given its diagonal?
2. How do you get the measurement of a right triangle given its base and height?
3. How do you get the area of a trapezoid whose height is 14cm, and whose bases are 23 cm and 13cm respectively???
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Question 772850: A circle is circumscribed about a regular hexagon with an apothem of 4.8 centimeters; how do I find the radius of the circle, the length of the side of the hexagon, and the perimeter of the hexagon.
Click here to see answer by Edwin McCravy(20054)

Question 773322: How many sides has a polygon the sum of whose angles is 14 right angles?8 straight angles?7 perigons?n right angles?
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Question 774703: The ratio of the interior angle to its exterior angle is 3:1.Find the number of sides?
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Question 775388: the exterior of a pentagon are in the ratio 1:2:3:4:5. find all the interior angle of the pentagon.

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Question 776114: If
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Question 778882: the measure of one interior angle of a regular polygon is 6 greater than twice the measure of an exterior angle at the same vertex. How many sides does the polygon have?
Click here to see answer by stanbon(75887)

Question 779000: The diagonal of a square is 8 in. Find the area and the perimeter.

Click here to see answer by ankor@dixie-net.com(22740)

Question 781385: How many diagonals can be drawn in the interior of a regular polygon if one of its exterior angles contain 60 degrees?
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Question 782796: find the number of sides in a polygon when each interior angle is 18 degree
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Question 783375: The ratio of the interior and exterior angles of a regular polygon is 12 to 6. Calculate, the sides of each exterior angle.
Calculate the sides of each interior angle.
Calculate the number of sides
Name the polygon
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Question 785293: How many sides has a regular polygon whose interior angle is 156
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Question 785381: how we find lentgh of the diagonal in a regular pentagon whose length of the side is 3units?
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Question 785433: the interior angle of a regular polygon is 180 degree greater than the exterior angle.how many sides has the polygon?
Click here to see answer by Alan3354(69443)

Question 785529: Each exterior angle is 100� less than its interior angle of a regular polygon. Find the number of sides of the polygon.
Thank you!
Click here to see answer by KMST(5328)

Question 785529: Each exterior angle is 100� less than its interior angle of a regular polygon. Find the number of sides of the polygon.
Thank you!
Click here to see answer by MathTherapy(10551)

Question 791706: the sum of interior angles of a polygon with (2n-3) sides is equal to 62 right angles find the value of n
Click here to see answer by psbhowmick(878)

Question 794406: How do you find the length of a side of a regular hexagon inscribed in a 125-cm radius circle?
Click here to see answer by KMST(5328)

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