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Question (11)

QN0015917

A transversal cuts two parallel lines. One alternate angle is 97°. The other alternate angle is:

(A) 83°
(B) 97°
(C) 180°
(D) 90°

Correct Answer: B

Explanation:

Alternate angles are equal.

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Question (12)

QN0015918

Which pair of angles can be used to test whether two lines are parallel?

(A) Equal alternate angles
(B) Unequal alternate angles
(C) Reflex angles
(D) Adjacent angles only

Correct Answer: A

Explanation:

Equal alternate angles prove parallel lines.

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Question (13)

QN0015919

If alternate angles are equal, what is verified?

(A) Equality of lengths
(B) Parallelism of lines
(C) Equality of areas
(D) Similarity of circles

Correct Answer: B

Explanation:

Equal alternate angles verify parallelism.

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Question (14)

QN0015920

One alternate angle is 53°. The difference between the two alternate angles is:

(A) 53°
(B) 127°
(C) 0°
(D) 180°

Correct Answer: C

Explanation:

Equal alternate angles have zero difference.

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Question (15)

QN0015921

If an alternate angle pair is 109° and 109°, the lines are:

(A) Parallel
(B) Intersecting
(C) Perpendicular
(D) Coincident

Correct Answer: A

Explanation:

Equal alternate angles imply parallel lines.

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Question (16)

QN0015922

Alternate angles are obtained using corresponding angles and:

(A) Linear pairs
(B) Vertically opposite angles
(C) Right angles
(D) Reflex angles

Correct Answer: B

Explanation:

Alternate angles can be related through vertically opposite angles.

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Question (17)

QN0015923

If one alternate angle is 84°, its partner angle is:

(A) 96°
(B) 84°
(C) 180°
(D) 42°

Correct Answer: B

Explanation:

Alternate angles are equal.

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Question (18)

QN0015924

A road crossing two parallel railway tracks creates equal alternate angles of 112°. This indicates that the tracks are:

(A) Perpendicular
(B) Parallel
(C) Curved
(D) Coincident

Correct Answer: B

Explanation:

Equal alternate angles imply parallel lines.

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Question (19)

QN0015925

If alternate angles are unequal, then the lines are:

(A) Parallel
(B) Not parallel
(C) Coincident
(D) Equal in length

Correct Answer: B

Explanation:

Unequal alternate angles imply the lines are not parallel.

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Question (20)

QN0015926

An alternate angle pair measures 46° and 46°. Their sum is:

(A) 46°
(B) 92°
(C) 180°
(D) 136°

Correct Answer: B

Explanation:

46° + 46° = 92°.

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Question (11)

A transversal cuts two parallel lines. One alternate angle is 97°. The other alternate angle is:

Explanation:

Link:

Question (12)

Which pair of angles can be used to test whether two lines are parallel?

Explanation:

Link:

Question (13)

If alternate angles are equal, what is verified?

Explanation:

Link:

Question (14)

One alternate angle is 53°. The difference between the two alternate angles is:

Explanation:

Link:

Question (15)

If an alternate angle pair is 109° and 109°, the lines are:

Explanation:

Link:

Question (16)

Alternate angles are obtained using corresponding angles and:

Explanation:

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Question (17)

If one alternate angle is 84°, its partner angle is:

Explanation:

Link:

Question (18)

A road crossing two parallel railway tracks creates equal alternate angles of 112°. This indicates that the tracks are:

Explanation:

Link:

Question (19)

If alternate angles are unequal, then the lines are:

Explanation:

Link:

Question (20)

An alternate angle pair measures 46° and 46°. Their sum is:

Explanation:

Link:

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