Question 1 :
Is it possible to construct the triangle ABC when AB=5 cm , BC =6 cm and AC=7 cm . Also a triangle DEF when DE=5 cm , EF=6 cm and DF=7 cm .Are they both same ?
Question 3 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c9e9f59b460d7261ea43.jpg' />
Draw a line $l$ . Draw a perpendicular to $l$ at any point on $l$. On this perpendicular choose a point X, 4 cm away from $l$. Through X, draw a line m parallel to $l$. Does the given description matches with the figure given above?
Question 4 :
Given $\triangle PQR$ where $m\angle Q=30^{\circ}$ , $m\angle R=60^{\circ}$ , QR=4.7cm. Is it possible to construct a triangle with the above given measures?
Question 5 :
Examine whether you can construct triangle DEF such that EF = 7.2 cm, $m\angle E=110^{\circ}$ and $m\angle F=80^{\circ}$ .
Question 6 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c8caf59b460d7261e8d4.PNG' />
In the above figure, state the number of lines of symmetry.
Question 7 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c8c3f59b460d7261e8ca.PNG' />
In the above figure, state whether it is symmetrical or asymmetrical?
Question 8 :
Given $\triangle ABC$ where $m\angle A=85^{\circ}$ , $m\angle B=115^{\circ}$ , AB=5 cm . Is it possible to construct a triangle with the above given measures ?
Question 9 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c9ecf59b460d7261ea47.jpg' />
See the above triangle ABC where AB = 2.5 cm, BC = 6 cm and AC = 6.5 cm. Measure angle B.
Question 10 :
Is it possible to construct the triangle XYZ when XY=4.5 cm , YZ=5 cm and ZX=6 cm?
Question 11 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c8d2f59b460d7261e8e0.PNG' />
In the above figure, determine the number of faces.
Question 13 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c9eff59b460d7261ea4b.jpg' />
Is the above figure an isosceles right-angled triangle ABC, where $m\angle ACB=90^{\circ}$ and AC = 6 cm?
Question 14 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c9ebf59b460d7261ea45.jpg' />
Is the above triangle an equilateral triangle of side 5.5 cm ?
Question 15 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c8c8f59b460d7261e8d1.PNG' />
In the above figure, the number of faces are ______.
Question 16 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c9edf59b460d7261ea48.jpg' />
Is it true that in the above figure DE=5 cm , DF=3 cm and $m\angle EDF=90^{\circ}$?
Question 17 :
Regular polygons have equal sides and equal angles. They have_______ lines of symmetry.
Question 18 :
Given $\triangle DEF$ where DE=4.5 cm , EF=5.5 cm , DF=4 cm . Is it possible to construct a triangle with the above given measures?
Question 19 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c9e8f59b460d7261ea41.png' />
Is the above figure a right angled triangle at M where LN=5 cm and MN=3 cm?
Question 20 :
Rotation turns an object about a fixed point. This fixed point is called the centre of rotation.Is it TRUE or FALSE?
Question 21 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c8bdf59b460d7261e8c2.PNG' />
Using the above figure, tell whether it has both line symmetry as well as rotational symmetry or not?
Question 22 :
The angle by which the object rotates is the angle of ______.
Question 23 :
A figure has line of symmetry, if there is a line about which the figure may be folded so that the two parts of the figure will coincide with each other.Is it TRUE or FALSE?
Question 24 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c8c0f59b460d7261e8c6.PNG' />
Using the above figure, tell whether it has line symmetry or not.
Question 25 :
Given $\triangle ABC$ where $m\angle A=70^{\circ}$ , $m\angle B=50^{\circ}$ , AC=3 cm . Is it possible to construct a triangle with the above given measures?
Question 26 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c8c6f59b460d7261e8cf.PNG' />
In the above figure, the number of vertices are ______.
Question 27 :
Is it possible to construct a triangle XYZ when XY=6cm , $m\angle ZXY=30^{\circ}$ and $m\angle XYZ=100^{\circ}$?
Question 28 :
Is it possible to construct an isosceles triangle in which the lengths of each of its equal sides is 6.5 cm and the angle between them is $110^{\circ}$?
Question 29 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c8cbf59b460d7261e8d6.PNG' />
In the above figure, state the number of lines of symmetry.
Question 30 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c8ccf59b460d7261e8d8.PNG' />
In the above figure, state whether it shows rotational symmetry or not ?
Question 31 :
The corners of a solid shape are called its vertices, the line segments/curves which form its skeleton are its edges and its flat surfaces are its faces.Is it TRUE or FALSE?
Question 32 :
Is it possible to construct a triangle PQR when PQ=5 cm ,$m\angle PQR=105^{\circ}$ , $m\angle QRP=40^{\circ}$ ?
Question 33 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c8bef59b460d7261e8c3.PNG' />
Using the above figure, tell whether it has both line symmetry as well as rotational symmetry or not?
Question 34 :
Is it possible to construct a triangle ABC when $m\angle A=60^{\circ}$ , $m\angle B=30^{\circ}$ and AB =5.8 cm?
Question 35 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c8c2f59b460d7261e8c9.PNG' />
Using the above figure, tell whether it has it has symmetry or not.
Question 36 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c8c7f59b460d7261e8d0.PNG' />
In the above figure, the number of edges are ______.
Question 37 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c8c9f59b460d7261e8d3.PNG' />
In the above figure, the order of rotation is 4.Is it True or False?
Question 38 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c8bff59b460d7261e8c5.PNG' />
Using the above figure, tell whether it has both line symmetry as well as rotational symmetry or not?
Question 39 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c9e9f59b460d7261ea42.jpg' />
The above image represents a line, say AB, take a point C outside it. Through C can we draw a line parallel to AB using ruler and compasses only ?
Question 40 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c9eaf59b460d7261ea44.jpg' />
In the above image let $l$ be a line and P be a point not on $l$. Through P, draw a line m parallel to $l$ . Now join P to any point Q on $l$. Choose any other point R on m. Through R, draw a line parallel to PQ. Let this meet $l$ at S. What shape do the two sets of parallel lines enclose?
Question 41 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c8c1f59b460d7261e8c8.PNG' />
Using the above figure, tell whether it has line symmetry or not.
Question 42 :
In the word “MATHS” which of the following pairs of letters shows rotational symmetry?
Question 43 :
Is it possible to construct ∆ABC with BC = 7.5 cm, AC = 5 cm and $m\angle C=60^{\circ}$?
Question 44 :
Given $\triangle XYZ$ where XY=3 cm , YZ=4 cm , XZ=5 cm . Is it possible to construct a triangle with the above given measures?
Question 45 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c8bbf59b460d7261e8c0.PNG' />
Using the above figure, tell whether it has rotational symmetry or not?
Question 46 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c8caf59b460d7261e8d5.PNG' />
In the above figure, state the number of lines of symmetry.
Question 47 :
Given $\triangle LMN$ where $m\angle L=60^{\circ}$ , $m\angle N=120^{\circ}$ , LM=5 cm . Is it possible to construct a triangle with the above given measures?
Question 48 :
Let l be a line and P be a point not on the line l. Through P, draw a line m parallel to l. Now join P to any point Q on l. Choose any other point R on m. Through R, draw a line parallel to PQ. Let this meet l at S. What shape do these two sets of parallel lines enclose?
Question 49 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c8c4f59b460d7261e8cc.PNG' />
In the above figure, state whether it is symmetrical or asymmetrical?
Question 50 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c9eef59b460d7261ea49.jpg' />
Is the above figure a right angled triangle PQR, where $m\angle Q=90^{\circ}$, QR = 8 cm and PR = 10 cm?