If ABC is right-angled at B, AB = 12 cm, and CAB = 60°, determine the length of BC.
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 12 cm.
tan60° = BC/AB
⇒ BC/12 = √3
⇒ BC = 12√3
SSC CGL - 21 July 2023 - Shift 2 • Quantitative Aptitude • Q67
If ABC is right-angled at B, AB = 12 cm, and CAB = 60°, determine the length of BC.
Correct answer: C
Explanation
The correct answer is option 3 i.e. 12 cm.
tan60° = BC/AB
⇒ BC/12 = √3
⇒ BC = 12√3