Quick picks on trigonometry basics

Exercise and reference answers

Questions

1. Question

   Gon means:

   Choices

   1. Sides
   2. Three
   3. Measure

   Correct choice

   Sides

2. Question

   The side facing angle A is:

   Choices

   1. Adjacent
   2. Opposite
   3. Hypotenuse

   Correct choice

   Opposite

3. Question

   cot A is the reciprocal of:

   Choices

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

   Correct choice

   tan A

4. Question

   The first modern use of sine was by:

   Choices

   1. Aryabhata
   2. Euclid
   3. Pythagoras

   Correct choice

   Aryabhata

5. Question

   cos squared A plus sin squared A equals:

   Choices

   1. 0
   2. 1
   3. 2

   Correct choice

   1

Instructions

Tap the correct answer before the round moves on.

Explanation