A mason wants to be sure she has a right corner in a building’s foundation. She marks a point 3 ft from the corner along one wall and another point 4 ft from the corner along the other wall. If the corner is a right angle, what should the distance be between the two marked points?

Q: Shanna wants to build a simple lean-to in her back yard. Where the ground is level, she finds a…

A: Using trignometrical ratio in order to solve the given problem.

Q: . At what angle must be a 5 meters ladder leans on a wall 4.5 meters high to reach its topmost? 2.…

A:

Q: The distance between two office buildings is 73 m. From the 9th floor of the shorter building, the…

A:

Q: Spider-Man sees an injured bird in on the top of a light post and shoots a 36 m long web to the top…

A: Given Data: The length of the web shoot by spiderman on the top next to the bird is: AS=36 m The…

Q: A lighthouse is on a cliff that is 51 m above sea level. The light house is there to warn boats of…

A: A lighthouse is on a cliff that is 51 m above sea level. The light house is there to warn boats of…

Q: O Amy is building a wheelchair ramp for her neighbor's front door, so he can more easily access his…

A:

Q: This is using Cosine Law. Two pirate ships, A and B, lie 125m apart on the ocean's surface. There…

A:

Q: ou want to tie a piece of rope from the top of a flagpole to a point on the ground 25 meters from…

A: Given: Distance of the point from the base of the flagpole = 25 meters  Rope and ground make a…

Q: diagram

A:

Q: A camera has been set up to record a diver at a diving competition. What is important for those…

A: Given figure is

Q: Rachel and Stacy are 65 m apart on opposite sides of a tree. Rachel sites the top of the tree at an…

A:

Q: A line CD is 50 mm long. Endpoints C & D are 20 mm above HP. Endpoint C is 15 mm in-front of VP. The…

A: Draw the projections and trace of the line for quadrant 1 only. First sketch the HP and VP.

Q: Batman and Robin are in the Batcave. They receive two calls for help from citizens of Gotham City…

A:

Q: Mo is on a baseball team and hears that a ball thrown at a 44 degree angle from the ground will…

A: Given, Mo is on a baseball team and hears that a ball thrown at a 44 degree angle from the ground…

Q: Suppose you wnat to install a vertical TV tower on the side of a hill which makes a 25 degree angle…

A: Given that,

Q: From the top of a tower 36 m high, the angles of depression of the top and bottom of another tower…

A: We have to use properties of right angle triangle to solve the problem. For right angle triangle we…

Q: A lifeguard is sitting on a platform. His eye level is 5 m above sea level. Martha and Sammy are…

A: Given query is to find the distance between Martha and Sammy.

Q: The acute angles of a symmetrical trapezium are 60 ° , its legs are 12 cm long and the perimeter is…

A:

Q: 2. A man is viewing a large oil painting which is on display at the Millenium Art Gallery. In order…

A:

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.