∆DEF is right angled at E. If secD = 17/8, then what is the value of cosF?
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What is the value of (sin30° + 1/3) ?
The volume of a hemisphere is 2425.5 cm³. Find its diameter (in cm).
Find the area (in sq.cm) of a semi-circle of radius 14cm.
The perimeter and the breadth of a rectangle are 68 cm and 10 cm respectively. Calculate the length of its diagonal (in cm).
The line graph shows the exports by a certain company. Study the diagram and answer the following questions.
What were the total exports (in Rs lakhs) by the company in the last four years?
The exports in 2014 were lesser than that in 2011 by ________.
What was the difference in the exports (in Rs lakhs) between the years 2012 and 2014?