Haloooooo kak 👋 minta tolong cara no. 1 thank youu...

Question

Haloooooo kak 👋 minta tolong cara no. 1 thank youuu🙌

Arini P · Accepted Answer

PR² = PQ²+QR²
PR² = 28² + 45²
PR² = 784 + 2025
PR² = 2809
PR = √2809
PR = 53

sin a = QR/PR = 45/53
cos a = PQ/PR = 28/53
tan a = QR/PQ = 45/28 = 1 17/28

cosec a = PR/QR = 53/45
sec a = PR/PQ = 53/28
contan a = PQ/QR = 28/45

Haloooooo kak 👋 minta tolong cara no. 1 thank youuu🙌