Questions on Geometry: Points, lines, angles, perimeter answered by real tutors!

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Question 188646: This is a triganometry problem using Vectors length and direcion. In a regatta, a sailboat sailed 33 km west and 73 km south from the port, and then took the shortest route back. Find the distance and southern most angle in the triangle.
I did find the distance which is 80.1 km.
Click here to see answer by Alan3354(30993)

Question 192796: I need some help please

for each of the following points, find the coordinates of the image point under a half-turn about the origin:
a) (4,0) b) (0,3)
c) (2,4) d) (-2,5)
e) (-2,-4) f) (a,b)
g) (-a,-b)
Click here to see answer by Alan3354(30993)

Question 192964: what is the equation of a horizontal line that passrs through the point (-2,-3)?
Click here to see answer by jim_thompson5910(28595)

Question 193337: r is the midpoint of line segment pt, and q is the midpoint of line segment pr. If s is a point between r and t such that the length of segment qs is 10 and the length of segment ps is 19, what is the length of segment st?
Click here to see answer by RAY100(1637)

Question 194691: I need help in explaining this to my 5th grade daughter. Please illustrate the following for me: A 3-D right prism shape has these dimensions: H=6 cm, L=3 cm, and W=4 cm.
1) What is the perimeter if we know all 3 dimensions?
2) Is it possible to solve: H= 6 cm and W = 4cm, but L=x? How do I solve for “x”?
3) Is it possible to solve: H=6 cm, L= 3 cm, but W=x? How do I solve for “x”?
I appreciate any help I can as soon as possible! Thanks.
Click here to see answer by solver91311(16897)

Question 195294: If planes "a" and "b" are distinct planes having points X,Y, and Z in common, what conclusion can you make about points X,Y, and Z? Please explain this to me. Thank you.
Click here to see answer by solver91311(16897)

Question 196156: Please help.
Find the perimeter of a square?
L=6.66yd.
I came up with 26.64
The choices are:
a. 26yd
b. 22 2/3yd.
c. 14 2/3yd.
d. 26 2/3yd.
I am confused, because none of the choices match my answer.
Thank You,
Kathy Price
Click here to see answer by jim_thompson5910(28595)

Question 196385: The side lenght of a square is s.
make a formula for the area of a square with this side length
Click here to see answer by nerdybill(6962)

Question 198201: how can i figure the perimeter of something
Click here to see answer by stanbon(57361)

Question 198761: please help me solve. A diagram included five heptagons, ten circles, seven triangles, nine squares, and six line segments.how many polygons are in the diagram?
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Question 198827: Hi, this is my question as found in the text book:
"A rectangular classroom is 8m wide, 15 m long, and 3 m high. Determine the inclination of the main (longest) diagonal of the classroom."
I am not sure how to determine the inclination of the diagonal, please help!
Thank you! :)
Click here to see answer by nerdybill(6962)

Question 198905: Find the perimeter of a square whose area is 36.
Click here to see answer by anantha(86)

Question 198969: in the accompanying diagram, AS is an altitude to the hypotenuse of triangle CAR. if CA=12 and CR=16, find the lenth of CS.
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Question 199137: 7x-5y=1
solve for x
solve for y
and find the intercept for x&y
and the slope
Click here to see answer by ankor@dixie-net.com(15656)

Question 199139: y=7/5x-3
solve for x
find x and y intercept and slope
Click here to see answer by checkley75(3666)

Question 199295: Create a graph with precisely two odd vertices and two even vertices. State which vertices are even and which are odd.Use a dot and letter to mark each vertex.
this question is not from the textbook, it's from a handout thanks.
Click here to see answer by Edwin McCravy(8909)

Question 199309:
Click here to see answer by tutorvolunteer(9)

Question 199331: I'm having a really hard time figuring this problem out please help
What is the area in feet of circular tablecloth that has a diameter of 42 inches?
Click here to see answer by RAY100(1637)

Question 199330: This was on my final and I missed this question I need your help.
Find the volume of a pyramid that has a height of 12 meters and a square base 11 by 11 meters. Include correct units.
Click here to see answer by nerdybill(6962)

Question 199329: I need your assistant again I miss this one on my quiz and I need to know the correct way to do this.
Find the volume of a refrigerator that is a rectangular solid and is 2 meter tall and has a base that is 1.2 meters square.
thank you so much!!!!!!!!!!!!!!!!!!!!
Click here to see answer by solver91311(16897)

Question 199328: please help ASAP i missed this on a Quiz
Find the perimeter and area of a right triangle if the shortest side is 7 cm and the longest side is 25cm.
thank you so much!!!!!!!!!!!!!
Click here to see answer by solver91311(16897)

Question 199379: Please help. I am homeschooled and i don't understand how to find loci. Can you help me sketch and ddescribe all points in a plane that are equidistant from the vertices of triangle ABC?
Click here to see answer by Edwin McCravy(8909)

Question 199929: Gud eve! how can I find the perimeter of an angle A=40degrees B=90degrees,C=40degrees? thank you.
Click here to see answer by Alan3354(30993)

Question 200098: find the measure of the angle formed by the line & X-axis [y=2x+5] and [y=4/5x+2]
Click here to see answer by rfer(12662)

Question 200212: Perimeter of this triangle.

14.4 cm:bottm
15.6 cm:slanted top line
6.0 cm:left side

Click here to see answer by rfer(12662)

Question 200213: Find the Perimeter of the Parallelogram

Top & Bottom:20.2/Sides:11.4
Click here to see answer by RAY100(1637)

Question 200213: Find the Perimeter of the Parallelogram

Top & Bottom:20.2/Sides:11.4
Click here to see answer by rfer(12662)

Question 200356: Point M is the midpoint of AB. A(4,6) M(7,8) B(2x,2x). What is the value of x?
Click here to see answer by RAY100(1637)

Question 200701: If
1 line = no intersection
2 lines =1 intersection
3line - 3 intersections
4 line = 6 intersection,then how many intersections will 10 lines have? please any one solve it as soon as possible. i have exam on it please urgent!!!!!!!!!!!

Click here to see answer by jim_thompson5910(28595)

Question 200762: Okay I need help understanding how many times 10 lines would intersect each other. For instance 2 lines intersect once how about the rest? How does this all work?
Click here to see answer by jim_thompson5910(28595)

Question 203434: If the sides of a cube are increased six times, how many times larger will be the diagonal of the cube?

Click here to see answer by scott8148(6628)

Question 203604: Please someone help me about this :
Find the point of the intersection of the line y=x+2 and the circle (x-1)^2 + y^2=16
I guess i should find a point on the line which has distance 4 unit from the centre of the circle that is (1,o) but i don't know how!
Click here to see answer by stanbon(57361)

Question 203940: I need your help about this:
Find the equation of the line with points equidistant from (5,-2) and (4,3).
Click here to see answer by Theo(3464)

Question 206274: Given: P1 (R,R-1)& P2(R+1, 2R-3), Find the slope. (Hint R is a Number).
Click here to see answer by mickclns(59)

Question 206781: Which of the following does not extend forever in at least one direction?
A.Line
B. plane
c. Ray
d. segment
Click here to see answer by user_dude2008(1861)

Question 206781: Which of the following does not extend forever in at least one direction?
A.Line
B. plane
c. Ray
d. segment
Click here to see answer by rfer(12662)

Question 206927: I donot know whether to put this question on this department or in the others. If you know where to submit the question please let me know. Anyways the question is the following;
Kindly, help me solve this question it is urgent!
I have never solved this type of question.
A wheel of radius 40cm is turning about a fixed axis through the centre of the wheel at acentre rate of 2 revolutions per minute. Calculate the
(a) Angle through which the wheel turns in 10 seconds.
(b) Distance moved by a point on the rim in 10 seconds.
I hope someone will solve it. I shall be highly obliged to you.
Thanks,

Click here to see answer by vleith(2825)

Question 207180: Find the value of z. Then find GE and EH and state whether E is the midpoint of GH.
GH=z+6, EH=2z-4, GE=z
Click here to see answer by Edwin McCravy(8909)

Question 207576: describe a real life example of three lines in space that do not intersect each other and no two lines lie in the same plane.
Thank you very much for any help!
Click here to see answer by mickclns(59)

Question 207659: Line k and line PQ intersect. Name the intersection.
First day of geometry and already a question!! Thanks for the info.
Click here to see answer by rfer(12662)

Question 208105: Find five points that satisfy the equation 4-x=y. Graph them on a coordinate plane and describe the geometric figure they suggest.
Click here to see answer by Alan3354(30993)

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