OpenStudy (imamod):

FAN + MEDAL The length of the shadow of a building is 120 meters, as shown below: What is the height of the building?

3 years ago
OpenStudy (imamod):
3 years ago

OpenStudy (imamod):

.

3 years ago
OpenStudy (help!!!!):

use pythagorean theorem

3 years ago
OpenStudy (help!!!!):

a^2+b^2=c^2

3 years ago
OpenStudy (help!!!!):

or just SOHCAHTOA

3 years ago
OpenStudy (imamod):

a^2+60^2+120^2? a^2+120+14400? a^2=14520?

3 years ago
OpenStudy (imamod):

thats wrong right?

3 years ago
OpenStudy (imamod):

@HELP!!!!

3 years ago
OpenStudy (imamod):

@phi

3 years ago
OpenStudy (mokeira):

use tan \[\tan60=\frac{ height }{ 120 }\] \[\sqrt{3}=\frac{ height }{ 120 }\] \[height=120 \times \sqrt{3}\] simplify

3 years ago