(a) \[A''\text{ }=\text{ }Image\text{ }of\text{ }A\text{ }under\text{ }appearance\]in the y-hub = (- 3, 4) (b) \[B''\text{ }=\text{ }Image\text{ }of\text{ }B\text{ }under\text{ }appearance\]in the...
Points A and B have co-ordinates (3, 4) and (0, 2) respectively. Find the image: (a) A’ of A under reflection in the x-axis. (b) B’ of B under reflection in the line AA’.
(a) \[A'\text{ }=\text{ }Image\text{ }of\text{ }A\text{ }under\text{ }appearance\] in the \[x-hub\text{ }=\text{ }\left( 3,\text{ }-\text{ }4 \right)\] (b) \[B'\text{ }=\text{ }Image\text{ }of\text{...
A point P (a, b) is reflected in the x-axis to P’ (2, -3). Write down the values of a and b. P” is the image of P, reflected in the y-axis. Write down the co-ordinates of P”. Find the co-ordinates of P”’, when P is reflected in the line, parallel to y-axis, such that x = 4.
A point \[P\text{ }\left( a,\text{ }b \right)\] is reflected in the \[x-hub\] to \[P'\text{ }\left( 2,\text{ }-\text{ }3 \right).\] We realize that, \[{{M}_{x}}~\left( x,\text{ }y \right)\text{...
A point P (-2, 3) is reflected in line x = 2 to point P’. Find the coordinates of P’.
The line \[x\text{ }=\text{ }2\]is a line corresponding to \[y-hub\]and a ways off of \[2\text{ }units\]from it. We should check the point \[P\text{ }\left( -\text{ }2,\text{ }3 \right).\] From...
The points P (4, 1) and Q (-2, 4) are reflected in line y = 3. Find the co-ordinates of P’, the image of P and Q’, the image of Q.
The line \[y\text{ }=\text{ }3\] is a line corresponding to \[x-hub\]and a good ways off of \[3\] \[units\]from it. We should stamp the focuses \[P\text{ }\left( 4,\text{ }1 \right)\]and \[Q\text{...
The point (-2, 0) on reflection in a line is mapped to (2, 0) and the point (5, -6) on reflection in the same line is mapped to (-5, -6). (i) State the name of the mirror line and write its equation. (ii) State the co-ordinates of the image of (-8, -5) in the mirror line.
(I) We realize that, impression of a point \[\left( x,\text{ }y \right)\]in \[y-hub\] is \[\left( -\text{ }x,\text{ }y \right).\] Thus, the point \[\left( -\text{ }2,\text{ }0 \right)\] when...
Name a single transformation that maps P’ to P”.
Single change that maps \[P\text{ }to\text{ }P\]is the appearance in beginning.
(i) Point P (a, b) is reflected in the x-axis to P’ (5, -2). Write down the values of a and b. (ii) P” is the image of P when reflected in the y-axis. Write down the co-ordinates of P”.
(I) As, \[{{M}_{x}}~\left( x,\text{ }y \right)\text{ }=\text{ }\left( x,\text{ }-y \right)\] \[P\text{ }\left( 5,\text{ }-2 \right)\text{ }=\text{ }reflection\text{ }of\text{ }P\text{ }\left(...
Points (3, 0) and (-1, 0) are invariant points under reflection in the line L1; points (0, -3) and (0, 1) are invariant points on reflection in line L2. (i)Write down the images of P and Q on reflection in L2. Name the images as P” and Q” respectively. (ii) State or describe a single transformation that maps P’ onto P”.
(i) \[P\text{ }=\text{ }Image\text{ }of\text{ }P\text{ }\left( 3,\text{ }4 \right)\text{ }in\text{ }{{L}_{2}}~=\text{ }\left( -3,\text{ }4 \right)\] Also, \[Q\text{ }=\text{ }Image\text{ }of\text{...
Points (3, 0) and (-1, 0) are invariant points under reflection in the line L1; points (0, -3) and (0, 1) are invariant points on reflection in line L2. (i) Name or write equations for the lines L1 and L2. (ii) Write down the images of the points P (3, 4) and Q (-5, -2) on reflection in line L1. Name the images as P’ and Q’ respectively.
(I) We realize that, each point in a line is invariant under the appearance in a similar line. As the focuses \[\left( 3,\text{ }0 \right)\]and \[\left( -\text{ }1,\text{ }0 \right)\]lie on the...
Write down: (i) the image of A” of A, when A is reflected in the origin. (ii) the single transformation that maps A’ to A”.
(i) \[A\text{ }=\text{ }\left( -3,\text{ }-2 \right)\] (iv) Single change that maps \[A'\text{ }to\text{ }A''\]is the appearance in y-hub.
Write down: (i) the geometrical name of the figure ABB’A’; (ii) the measure of angle ABB’;
According to the given question the solution is (I) The geometrical name From the diagram, it's obviously seen that \[ABBA\]is an isosceles trapezium. (ii) The measure of angle The proportion of...
Attempt this question on graph paper. (a) Plot A (3, 2) and B (5, 4) on graph paper. Take 2 cm = 1 unit on both the axes. (b) Reflect A and B in the x-axis to A’ and B’ respectively. Plot these points also on the same graph paper.
Solution: According to the question given the graph of first and second question is
A point P is reflected in the origin. Co-ordinates of its image are (-2, 7). (i) Find the co-ordinates of P. (ii) Find the co-ordinates of the image of P under reflection in the x-axis.
(I) As, \[{{M}_{O}}~\left( 2,\text{ }-7 \right)\text{ }=\text{ }\left( -2,\text{ }7 \right)\] Thus, the co-ordinates of \[P\]are \[\left( 2,\text{ }-7 \right).\] (ii) Co-ordinates of the...
A point P is reflected in the x-axis. Co-ordinates of its image are (-4, 5). (i) Find the co-ordinates of P. (ii) Find the co-ordinates of the image of P under reflection in the y-axis.
(I) As, \[{{M}_{x}}~\left( -4,\text{ }-5 \right)\text{ }=\text{ }\left( -4,\text{ }5 \right)\] Thus, the co-ordinates of \[P\]are \[\left( -4,\text{ }-5 \right).\] (ii) Co-ordinates of the...
State the co-ordinates of the following points under reflection in the line y = 0: (-1, -3)
\[\left( -\text{ }1,\text{ }-\text{ }3 \right)\] The co-ordinate of the given point under appearance in the line \[y\text{ }=\text{ }0\] is \[\left( -\text{ }1,\text{ }3 \right).\]
State the co-ordinates of the following points under reflection in the line y = 0: (i) (-3, 0) (ii) (8, -5)
(I) \[\left( -\text{ }3,\text{ }0 \right)\] The co-ordinate of the given point under appearance in the line \[y\text{ }=\text{ }0\] is \[~\left( -\text{ }3,\text{ }0 \right).\] (ii) \[\left(...
State the co-ordinates of the following points under reflection in the line x = 0: (3, -4)
\[\left( 3,\text{ }-\text{ }4 \right)\] The co-ordinates of the given point under appearance in the line \[x\text{ }=\text{ }0\]are \[\left( -\text{ }3,\text{ }-\text{ }4 \right).\]
State the co-ordinates of the following points under reflection in the line x = 0: (i) (-6, 4) (ii) (0, 5)
(I) \[\left( -\text{ }6,\text{ }4 \right)\] The co-ordinates of the given point under appearance in the line \[x\text{ }=\text{ }0\]are \[\left( 6,\text{ }4 \right).\] (ii) \[\left( 0,\text{ }5...
State the co-ordinates of the following points under reflection in origin: (0, 0)
\[\left( 0,\text{ }0 \right)\] The co-ordinates of the given point under appearance in beginning are \[\left( 0,\text{ }0 \right).\]
State the co-ordinates of the following points under reflection in origin: (i) (-2, -4) (ii) (-2, 7)
(I) \[\left( -\text{ }2,\text{ }-\text{ }4 \right)\] The co-ordinates of the given point under appearance in beginning are \[\left( 2,\text{ }4 \right).\] (ii) \[\left( -\text{ }2,\text{ }7...
State the co-ordinates of the following points under reflection in y-axis: (-8, -2)
\[\left( -\text{ }8,\text{ }-\text{ }2 \right)\] The co-ordinates of the given point under appearance in the y-pivot are \[\left( 8,\text{ }-\text{ }2 \right).\]
State the co-ordinates of the following points under reflection in y-axis: (i) (6, -3) (ii) (-1, 0)
(I) \[\left( 6,\text{ }-\text{ }3 \right)\] The co-ordinates of the given point under appearance in the y-pivot are \[\left( -\text{ }6,\text{ }-\text{ }3 \right).\] (ii) \[\left( -\text{ }1,\text{...
State the co-ordinates of the following points under reflection in x-axis: (0, 0)
\[\left( 0,\text{ }0 \right)\] The co-ordinates of the given point under appearance in the x-hub are \[\left( 0,\text{ }0 \right).\]
State the co-ordinates of the following points under reflection in x-axis: (i) (3, 2) (ii) (-5, 4)
(I) \[\left( 3,\text{ }2 \right)\] The co-ordinates of the given point under appearance in the x-hub are \[\left( 3,\text{ }-2 \right).\] (ii) \[\left( -\text{ }5,\text{ }4 \right)\] The...
A point P is its own image under the reflection in a line l. Describe the position of point the P with respect to the line l.
As, the picture of the point P is a similar point under the appearance in the line l we can say, point P is an invariant point. Subsequently, the situation of point P stays unaltered.
Complete the following table:
Answer: As per question,