# Posts In: analytic geometry

## Coordinate systems, grade 9, question6

01/03/2017

In an orthonormal system of axes (x’x) and (y’y): Plot :A(1,3), B(-4,0), and C(5,0) and draw : (d):y=3x. Verify that A belongs to (d). Find the equation of a st.line (L) parallel to (d) and…Read More

01/03/2017

## The coordinate system , question 2, Grade 10

01/03/2017

In an orthonormal system of axes : Plot the points : A(0,3), B(1,-1), and C(3,2) Find the coordinates x and y of a point M knowing that : Let F be the midpoint of [BC],…Read More

## The coordinate system, question 1, Grade 10

01/03/2017

In a coordinate system  ,the following questions are independent: Consider: M(x,y), A(2,-1), E(3,0) and I(0,1); Calculate x and y Knowing that I is the centroid of triangle MEA. Given : K(n2-1,3) , F(0,1) and G(4,5).…Read More

## coordinate systems, training question , grade 9

19/12/2016

In an orthonormal system , given the points: A(1,3), B(0,4) and C(-1,3); and the line : (d): y=x+4 Does A belong to (d)? Verify that B and C belong to (d) then draw (d). Prove…Read More

## coordinate systems, question 5, grade 9

26/07/2016

5) In an orthonormal system of axes (x'x) and (y'y), Consider the points E(0,-4), H(-1,1) and the line (d):y=x+2. Plot E and H. Verify that H belongs to (d) then plot (d). (d) cuts (x'x)…Read More

## coordinate systems, question 4, grade 9

23/07/2016

4) Given the points A(1,1),B(3,0) and C(1,2) and the line (d): y = 3x-1, Find the equation of the straight line (d') that is the image of line (d) by translation ov vector AB, knowing…Read More

## coordinate system, question 3, grade 9

23/07/2016

3) In an orthonormal system of axes (x'x) and (y'y): Plot : A(-2,0), B(0,-3), & C(3,-1) Calculate the lengths of AB and AC. Deduce the nature of triangle ABC knowing that BC =  . Find…Read More

## coordinate systems ,question 2, grade 9

11/07/2016

2) In an orthonormal system of axes (x'x) and (y'y) of center O, given the points A(4,-2); B(-2,6) and the line (d):y=4x-2 Plot A, B, and the line (d). Determine the coordinates of M, the…Read More

## Geometry, question 2, grade 9

11/07/2016

2) Draw a circle C(O,4cm) of diameter [AB], Plot the midpoint M of [OB] and draw [CD] the perpendicular to [OB] at M. a) Show that COB is an equilateral triangle, then deduce the nature…Read More

## coordinate systems, question 1, grade 9

02/07/2016

1) In an orthonormal system of axes (x'x) and (y'y): a) Plot the points: A(4,2), B(-2,2), and the line (d) : y = -x + 4 b) Calculate the coordinates of G, the midpoint of…Read More