64.1k views
0 votes
Which of the following statements are true for sin (-430°)

i. the basic angle, a lies in the second quadrant
Ii. sin (-430°) = +sin (430°)
III. sin (-430°) = sin (70°)
iv. a = 30°​

1 Answer

5 votes

Answer:

Explanation:

sin(-430)=-sin(430)=-sin(360+70)=-sin 70

User Kishor Patidar
by
6.9k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.