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#### Geometry Book Back Questions

7th Standard EM

Reg.No. :
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Maths

Time : 00:45:00 Hrs
Total Marks : 30
5 x 1 = 5

(a)

no common interior, no common arm, no common vertex

(b)

one common vertex, one common arm, common interior

(c)

one common arm, one common vertex, no common interior

(d)

one common arm, no common vertex, no common interior

2. The sum of all angles at a point is

(a)

360°

(b)

180°

(c)

90°

(d)

3. The measure of $\angle$BOC is

(a)

90°

(b)

180°

(c)

80°

(d)

100°

4. Which of the following statements is ALWAYS TRUE when parallel lines are cut by a transversal

(a)

corresponding angles supplementary.

(b)

alternate interior angles supplementary.

(c)

alternate exterior angles supplementary.

(d)

interior angles on the same side of the transversal are supplementary.

5. In the diagram, what is the value of angle x?

(a)

43°

(b)

44°

(c)

132°

(d)

134°

6. 3 x 2 = 6
7. Find the angle $\angle$JIL from the given figure.

8. One angle of a linear pair is a right angle. What can you say about the other angle?

9. There are six angles at a point. One of them is 45° and the other five angles are all equal. What is the measure of all the five angles?

10. 3 x 3 = 9
11. If $\angle$POQ = 23° and $\angle$POR = 62° then find $\angle$QOR

12. Two angles are in the ratio 3:2. If they are linear pair, find them.

13. Construct a perpendicular bisector of the line segment AB = 6 cm.

14. 2 x 5 = 10
15. (i) Which angles are corresponding angles to b°?
(ii) What is the measure of b°?
(iii) Which angles have the measure 68°?
(iv) Which angles have the measure 112°?

16. Construct bisector of the ∠ABC with the measure 80°.