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Question (1)

QN0016187

The Angle Sum Property of a triangle states that:

(A) Sum of any two angles is 180°
(B) Sum of all three angles is 90°
(C) Sum of all three angles is 180°
(D) Sum of exterior angles is 180°

Correct Answer: C

Explanation:

The three interior angles of a triangle always add up to 180°.

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Question (2)

QN0016188

Which statement correctly defines the Angle Sum Property?

(A) The sum of the interior angles of a triangle is 180°
(B) Every angle of a triangle is 60°
(C) Two angles of a triangle are equal
(D) Sum of exterior angles is 90°

Correct Answer: A

Explanation:

Definition of Angle Sum Property.

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Question (3)

QN0016189

If two angles of a triangle are 50° and 70°, the third angle is:

(A) 50°
(B) 60°
(C) 70°
(D) 80°

Correct Answer: B

Explanation:

180° − (50° + 70°) = 60°.

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Question (4)

QN0016190

In a triangle, two angles are 36° and 72°. Find the third angle.

(A) 72°
(B) 82°
(C) 62°
(D) 92°

Correct Answer: A

Explanation:

180° − (36° + 72°) = 72°.

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Question (5)

QN0016191

A triangle has angles 90° and 30°. The third angle measures:

(A) 50°
(B) 60°
(C) 70°
(D) 80°

Correct Answer: B

Explanation:

180° − 120° = 60°.

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Question (6)

QN0016192

If two angles of a triangle are 75° and 45°, the third angle is:

(A) 50°
(B) 55°
(C) 60°
(D) 65°

Correct Answer: C

Explanation:

180° − 120° = 60°.

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Question (7)

QN0016193

The sum of the three interior angles of any triangle is always:

(A) 90°
(B) 180°
(C) 270°
(D) 360°

Correct Answer: B

Explanation:

Angle Sum Property.

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Question (8)

QN0016194

If one angle of a triangle is 110° and another is 35°, the third angle is:

(A) 25°
(B) 35°
(C) 45°
(D) 55°

Correct Answer: B

Explanation:

180° − 145° = 35°.

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Question (9)

QN0016195

A triangle has angles 40°, 60°, and x°. Find x.

(A) 70°
(B) 80°
(C) 90°
(D) 100°

Correct Answer: B

Explanation:

180° − 100° = 80°.

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Question (10)

QN0016196

Which of the following can be the angles of a triangle?

(A) 50°, 60°, 70°
(B) 90°, 60°, 40°
(C) 80°, 80°, 30°
(D) 100°, 50°, 40°

Correct Answer: A

Explanation:

Their sum is 180°.

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Question (1)

The Angle Sum Property of a triangle states that:

Explanation:

Link:

Question (2)

Which statement correctly defines the Angle Sum Property?

Explanation:

Link:

Question (3)

If two angles of a triangle are 50° and 70°, the third angle is:

Explanation:

Link:

Question (4)

In a triangle, two angles are 36° and 72°. Find the third angle.

Explanation:

Link:

Question (5)

A triangle has angles 90° and 30°. The third angle measures:

Explanation:

Link:

Question (6)

If two angles of a triangle are 75° and 45°, the third angle is:

Explanation:

Link:

Question (7)

The sum of the three interior angles of any triangle is always:

Explanation:

Link:

Question (8)

If one angle of a triangle is 110° and another is 35°, the third angle is:

Explanation:

Link:

Question (9)

A triangle has angles 40°, 60°, and x°. Find x.

Explanation:

Link:

Question (10)

Which of the following can be the angles of a triangle?

Explanation:

Link:

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