Q12 of 66 Page 106

From the given figure, name the following:

(A) Three lines


(B) One rectilinear figure


(C) Four concurrent points


(A)

(A) Lines will be AB, PQ and RS.


(B) CEFG


A rectilinear figure is a figure all of whose edges meet at right angles.


(C) Concurrent Points: A, E, F, B


If a set of lines pass through the same point then they are called concurrent lines and the common point is called the point of concurrency or concurrent point.


More from this chapter

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10

Which is true?

 11

Which is false?

 13

A point C is the

I. AC=CB.


II. C is the interior point of AB.


III. AC=CB and C is the interior point of AB.


The given statement is true only when


(A) I holds (B) II holds


(C) III holds (D) none holds


NOTE The given question is followed by two statements I and II. The answer is


(A) If the question be answered by using only one statement and not the other.


(B) If the question be answered by using either of the two statements alone.


(C) If the question be answered by using both the statements only.


(D) If the question cannot be answered even by using both of the given statements.

 14

Is D the mid-point of the line segment AB?

It is given that


I.AE=CB II.DE=CD


HINT (I)-(II) gives (AE-DE) = (CB-CD) AD=DB