What is the reflection of the point (-3, 1) in the line x = -2?
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In ΔDEF measure of angle E is 90 deg. If tanD = 4/3, and DE = 6cm, then what is the length (in cm) of side EF?
From the top of a platform 5 m high, the angle of elevation of a tower was 30 deg. If the tower was 45 m high, how far away from the tower was the platform positioned?
The HCF of 20, 28 and 48 is
The HCF of 36,54 and 108 is
Which one of the following combination of measurements can form the sides of a triangle?
Each exterior angle of a regular polygon measures 9 deg. How many sides does the polygon have?
If percentage of profit made,when an article is sold for Rs.78, is twice as when it is sold for Rs.69, the cost price of the article is