Exams

Find length of the arc whose central angle is 90° and radius of the circle is 3.5 cm?

______ Disk Encryption is a technology (hardware or software) where data is encrypted before storage.

Diamond does not conduct electricity, because

The pie chart shows the annual car production (in millions) of six countries (A,B,C,D,E,F). Study the diagram and answer the following questions.

If on an average the cost price of a car is 30000 USD and environmental tax levied on each car is 2.5% of its cost price, how much environmental tax was collected (in billion USD) from production of cars in these 6 countries?

(secA - 1)/(secA + 1) is equal to?

_____ is the fourth state of matter.

Which country has made world's first all-electric ship, which can travel up to 80 Km with 200 tons cargo after a two hour charge?

The sum of the parallel sides of a trapezium is 12.4 cm. If the distance between the parallel sides is 3.5 cm, what is the area of this trapezium?