67 Answered Questions for the topic Coordinates

07/17/19

Find an equation of the parabola with focus at (-4,0) and with directrix x=3.

Express your answer in the form x=f(y)So, I got (y-0)^2=4(3.5)(x-(-1/2))I simplified it to be y^2=14(x+1/2) and I solved for x which gave me x=1/14y^2-1/2 still says its wrong! :((

07/07/19

How do coordinates represent solutions

How are the coordinates (x,y) used to represent a solution to f(x)=g(x) for different types of functions (radical, rational, quadratic, linear). In other words, how is the ordered pair (x,y) a... more

07/07/19

Coordinates to different functions

How are the coordinates (x,y) used to represent a solution to f(x)=g(x) for different types of functions (radical, rational, quadratic, linear). 

05/29/19

How do I check if cartesian coordinates make up a rectangle efficiently?

The situation is as follows: - There are N arrays. - In each array (0..N-1) there are (x,y) tuples (cartesian coordinates) stored - The length of each array can be different I want to extract the... more

05/29/19

What are the coordinates of the x intercept of the line 3x - 4y = 12 ??

Show ur work pls. Need this ASAP

03/27/19

How to determine if a point is within a quadrilateral?

**Goal** I want to determine if a test point is within a defined quadrilateral. I'm probably going to implement the solution in Matlab so I only need pseudo-code. **Inputs** Corners of... more

03/27/19

Image interpolation from original earth coordinate matrix to a new earth coordinate matrix?

I have a geographical image covering a certain locations in New York State. Each pixels corresponds to a locations which its latitude and longitude can be obtained (Or you can say that each pixels... more

03/13/19

Generate identical Hashcodes for approximately-similar numbers?

I'm creating an application in C# 3.5 that uses the AutoCAD API to read a 2D AutoCAD drawing, make changes to the drawing using defined business logic, then adjust it back in AutoCAD. Due to the... more

09/02/18

Find b for the parallel line

The equation of the line that passes through the point (−9,8)and is parallel to the line having the equation Ax+By=Cwith B≠0can be written in slope-intercept form as y=mx+b. Compute mand bin terms... more

07/03/18

can you help sloving this question

Polygon ABCD is defined by the points A(-4, 2), B(-2, 4), C(1, 3), and D(2, 2). Match the coordinates of the points of the transformed polygons to their correct values.

06/18/18

Determine the distance of the points KL given K (2,2) and L is on the x-axis with a distance of 7 units to the right from the y-axis

K(2,2) and L is on the x-axis with a distance of 7 units to the right from the y-axis

03/20/18

A circle has a radius of square root of 45 units and is centered at (−2.4,−4.8). Write the equation of this circle.

There is a 2nd question with the exact same format.

10/08/17

what is standard form for the points (-9,11) and (3,-11)

I need to know the standard form for these two points.

08/18/17

Find the coordinates of the fourth vertex. Then, find the area of the rectangle.

Three vertices of the rectangle are A(1,-5), B(1,3) and C(10,3)

08/09/17

Co ordinate geometry

(a) Find the gradient of the interval AB, where A = (3, 0) and B = (5, −2).(b) Find a if AP ⊥ AB, where P = (a, 5).(c) Find the point Q(b, c) if B is the midpoint of AQ.(d) Find d if the interval... more

04/18/17

Calculate the distance from the point (3,5) to the line y = x + 4.

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04/17/17

Find the length of the segment with endpoints of (3,2) and (-3,-6).

please explain how to solve this problem. thank you.

04/17/17

A right triangle is formed by points A (2, -1) B (2, 5) and C (6, -1) . Find the length of the hypotenuse, which is line segment BC.

please explain the process for solving this problem. thank you.

03/14/17

question in description

You are standing on a coordinate grid at A(1,2). You are able to see a line using a light at specific slope values. What coordinates would you hit at each of the slope values given.   slope... more
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