In a triangle ABC, one of the angles is average of the remaining two angles. Which of the following is always true about the triangle ABC ?
Salman Mohammad is saying One of its angles measures 60 degree. is correct answer
V.M.Singh from Ludhiana, India is saying Equilateral triangle is correct answer
amit lohani from Vadodara, India is saying One of its angles measures 60 degree. is correct answer
Saurav Hasnu from Guwahati, India is saying Isosceles triangle is correct answer
Nazia Sayed from Mumbai, India is saying Equilateral triangle is correct answer
A man travels uphill to city to city C from city B in a car at the speed of 40 Km/hr, and return to city B at a faster speed of 60 Km/hr. What is his average speed for the round trip ?
- [A] 0
- [B] 48 km/hr
- [C] 50 Km/hr
- [D] Data Insufficient