sol it friends this qustion11
Attachments:
Answers
Answered by
3
Answer:
plzzz give me brainliest ans and plzzzz follow me please
Attachments:
Answered by
0
Answer:
tan60=AB/BC
√3=AB/BC
BC=AB/√3. (1)
tan30=AB/DB
tan30=AB/(20+BC)
form (1)....
1/√3=AB/(20+AB/√3)
20+AB/√3=√3AB
20√3+AB=3AB
3AB-AB=20√3
AB=10√3
AB=17.32
that is the hight of tower
✓✓✓✓✓✓✓✓✓✓✓✓
Similar questions