# Applying Ratios in Right Triangles

ID: hofot-fituz
Illustrative Mathematics, CC BY 4.0
Subject: Geometry
Standards: HSG-SRT.CHSG-SRT.C.8HSN-Q.A.2

6 questions

# Applying Ratios in Right Triangles

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##### Tilted Triangle

Find the indicated parts of the triangle.

1) Find the length of ﻿$AC$﻿. Round to the nearest tenth of a unit.

2) Find the length of ﻿$BC$﻿. Round to the nearest tenth of a unit.

##### Tallest Tower

3) The tallest building in the world is the Burj Khalifa in Dubai (as of April 2019).

If you’re standing on the bridge 250 meters from the bottom of the building, you have to look up at a 73 degree angle to see the top. How tall is the building? Round your answer to the nearest whole meter.

4) Explain or show your reasoning.

5) The tallest masonry building in the world is City Hall in Philadelphia (as of April 2019). If you’re standing on the street 1,300 feet from the bottom of the building, you have to look up at a 23 degree angle to see the top. How tall is the building? Round your answer to the nearest whole foot.

6) Explain or show your reasoning.