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\ 19-Nov-2025 Bharat Arora Proof-9 Reader’s Sign _______________________ Date __________
3. Complete the table.
Angle Arms Vertex name of the angle
P
a. T
O
S
b. U
N
4. In the given figure, name the point(s) C F
a. on the interior of ∠DOE. O B E
b. on the exterior of ∠EOF. D A
5. You see many angles in your daily life. Mark the angles in these figures.
a. b. c. d.
e. f. g. h.
MeASurIng An Angle
The measure of an angle is the size or magnitude of the angle. It depends upon the
opening between the arms of the angle.
Observe the measures of the following angles.
B
B B
O A O A O A B O A
O O A O A O
A B A
B
B B
108 Mathematics 5
