What is the reflection of the point (4, 7) in the line y = -1?
1). (-6 , 7)
2). (-4 , -9)
3). (4 , -9)
4). (-6 , -7)
1. In ΔABC, AB = AC and ∠BAC is one-third of external angle at C. Then, ∠BAC is
3. Reflection of the point (4, - 5) in the y - axis is?
5. What is the perpendicular distance between parallel lines 3x – y = 7 and 9x – 3y = 17?
8. In ΔABC, AB = AC and ∠BAC is one-third of external angle at C. Then, ∠BAC is
9. In a triangle ABC, AB =AC,$\angle BAC$ = $40^{0}$.Then the external angle at B is :