Question
Construct a right angle $A B C$ with the help of a protractor. Mark a point $D$ in the interior of $\angle A B C$. Draw ray $B D$. Measure $\angle A B D, \angle D B C$. Verify that they are complementary.
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Answer
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In a village six fruit merchants sold the number of fruit baskets in a particular season:
Observe this pictograph and answer the question: Which merchant sold the maximum number of baskets?
→| Number of fruit merchants | Number of fruit baskets  $- 100$ Fruit baskets |
| Rahim |  |
| Lakhanpal |  |
| Anwar |  |
| Martin |  |
| Ranjit Singh |  |
| Joseph |  |
In Figure, the point $C$ is the image of point $A$ in line l and line segment $BC$ intersects the line $l$ at $P.$
$a.\ $Is the image of $P$ in line $l$ the point $P$ itself $?$
$b.\ $Is $PA = PC?$
$c.\ $Is $PA + PB = PC + PB?$
$d.\ $Is $P$ that point on line l from which the sum of the distances of points $A$ and $B$ is minimum$?$
→$a.\ $Is the image of $P$ in line $l$ the point $P$ itself $?$
$b.\ $Is $PA = PC?$
$c.\ $Is $PA + PB = PC + PB?$
$d.\ $Is $P$ that point on line l from which the sum of the distances of points $A$ and $B$ is minimum$?$
Draw a line segment $AB$ of length $5.8\ cm.$ Draw the perpendicular bisector of this line segment.
→In which of the following figures:
$a.\ $Perpendicular bisector is shown?
$b.\ $Bisector is shown?
$c.\ $Only bisector is shown?
$d.\ $Only perpendicular is shown?
→$a.\ $Perpendicular bisector is shown?
$b.\ $Bisector is shown?
$c.\ $Only bisector is shown?
$d.\ $Only perpendicular is shown?
If a figure gives a matchstick pattern of triangles. Find the general rule that gives the number of matchsticks in terms of the number of triangles.
$i.\ $
$ii.\ $
$iii.\ $
$iv.\ $
→$i.\ $
$ii.\ $
$iii.\ $
$iv.\ $
Draw a line $AB$. Take a point $P$ outside it. Deaw a line passing through $P$ and perpendicular to $AB.$
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From Fig, write
(i) all pairs of parallel lines.
(ii) all pairs of intersecting lines.
(iii) lines whose point of intersection is $I$.
(iv) lines whose point of intersection is $D$.
(v) lines whose point of intersection is $E$.
(vi) lines whose point of intersection is $A$.
(vii) collinear points
→(i) all pairs of parallel lines.
(ii) all pairs of intersecting lines.
(iii) lines whose point of intersection is $I$.
(iv) lines whose point of intersection is $D$.
(v) lines whose point of intersection is $E$.
(vi) lines whose point of intersection is $A$.
(vii) collinear points