True or false on trigonometry basics

Exercise and reference answers

Questions

1. Statement is true

   Yes

   Statement

   Tri means three.

2. Statement is true

   No

   Statement

   Metron means sides.

3. Statement is true

   Yes

   Statement

   AC is the hypotenuse when B is the right angle.

4. Statement is true

   No

   Statement

   cosec A is the square of sin A.

5. Statement is true

   Yes

   Statement

   cos squared A plus sin squared A is 1.

6. Statement is true

   No

   Statement

   Aryabhata wrote in A.D. 100.

Instructions

Decide whether each statement is true or false.

Explanation