The sum of two angles of a triangle is equal to its third angle. Then the triangle is :

1. isosceles only

2. right-angled only

3. equilateral

4. isosceles right-angled

Two tangents are drawn to a circle which touch the circle at points A and B. The maximum distance between the points A and B is :

1. radius of the circle

2. diameter of the circle

3. π × radius of the circle

4. π × diameter of the circle

A man invests ₹ 11,000 in ₹ 100 shares paying 10% dividend. If his annual income from these shares is ₹ 1,000, then the market value of each share is :

1. ₹ 100

2. ₹ 120

3. ₹ 110

4. ₹ 220