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?

Q: How many miles (1 mile = 5280 feet) is the aircraft from the airport? Round the answer to the…

A: We will use concept of angle of depression.

Q: An ameteur photographer wants to set up is camera to view the sunrise coming over the mountain and…

A:

Q: Find the third angle of a right triangle who’s second angle is 75 degrees.

A:

Q: Which formula would you use to find the coordinates of a midpoint of a side of a triangle?

A: We have to find the formula for the coordinates of a midpoint of a side of a triangle?

Q: n the Sabana there is an apartment building, with a height of 75 meters. That building at 10:00 am…

A: Given, An apartment building, with a height of 75 meters. That building at 10:00 am casts a 40-meter…

Q: The sun is 60º above the horizon.  If a building casts a shadow 230 feet long, approximately how…

A:

Q: Find the exact length of a hypotenuse of a 45°-45°-90° right triangle if one leg measures 13…

A: If two angles of a triangle are congruent, then the sides opposite those angles are congruent. let…

Q: A triangular region of a community college parking lot was measured. The measure of the first angle…

A: We have given  The measure of the first angle = double the second angle.  Third angle =117+duble of…

Q: Math often shows up in sports in ways that we don't realize. Take for example the baseball diamond.…

A: The figure represents the baseball diamond.

Ratios

A ratio is a comparison between two numbers of the same kind. It represents how many times one number contains another. It also represents how small or large one number is compared to the other.

Trigonometric Ratios

Trigonometric ratios give values of trigonometric functions. It always deals with triangles that have one angle measuring 90 degrees. These triangles are right-angled. We take the ratio of sides of these triangles.