Q. 735.0( 1 Vote )

# In each of the following figures, write, if any, (i) each pair of vertically opposite angles, and (ii) each linear pair.

Answer :

(i) Pair of vertically opposite angles:

● ∠ 1 and ∠ 3

● ∠2 and ∠4

● ∠6 and ∠8

● ∠5 and ∠7

Linear Pairs:

● ∠ 1 and ∠ 2

● ∠ 2 and ∠ 3

● ∠ 3 and ∠ 4

● ∠ 4 and ∠ 1

● ∠5 and ∠6

● ∠6 and ∠7

● ∠7 and ∠8

● ∠8 and ∠5

(ii) Pair of vertically opposite angles:

No vertically Opposite angles are present

Linear Pairs:

● ∠ABD and ∠DBC

● ∠ABE and ∠EBC

(iii) Pair of vertically opposite angles:

No vertically Opposite angles are present

Linear Pairs:

No linear pairs

(iv) Pair of vertically opposite angles:

● ∠ ROP and ∠QOS

● ∠ROQ and ∠ POS

Linear pairs:

● ∠ ROP and ∠QOR

● ∠ ROQ and ∠QOS

● ∠ SOP and ∠QOS

● ∠ ROP and∠ SOP

● ∠ ROT and ∠ TOS

● ∠ POT and ∠ TOQ

Rate this question :

In Fig. 5.56, QP || RS. Find the values of a and b.

NCERT - Exemplar Mathematics

In Fig. 5.59, AB||CD. Find the reflex ∠EFG.

NCERT - Exemplar Mathematics

In Fig. 5.55, l ||m and a line t intersects these lines at P and Q, respectively. Find the sum 2a + b.

NCERT - Exemplar Mathematics

State whether the statements are True or False.

Vertically opposite angles form a linear pair.

NCERT - Exemplar MathematicsIn Fig. 5.10, the value of x is

NCERT - Exemplar Mathematics

Indicate which pairs of angles are:

(i) Vertically opposite angles.

(ii) Linear pairs.

NCERT MathematicsState whether the statements are True or False.

Two adjacent angles always form a linear pair.

NCERT - Exemplar MathematicsThe sum of two vertically opposite angles is 166°. Find each of the angles.

NCERT - Exemplar Mathematics