Spot the one that does not fit

Exercise and reference answers

Questions

1. Items

   1. Litre
   2. tri
   3. gon
   4. metron

   Odd item

   Litre

2. Items

   1. sin A
   2. Area
   3. cos A
   4. tan A

   Odd item

   Area

3. Items

   1. cosec A
   2. sec A
   3. Perimeter
   4. cot A

   Odd item

   Perimeter

4. Items

   1. Aryabhata
   2. Aryabhatiyam
   3. ardha-jya
   4. Newton

   Odd item

   Newton

Instructions

Tap the item that does not belong with the rest.

Explanation