Find the cost of the paper for the walls of the room if each piece of paper is 40 cm wide and 60 cm long : the room is 6 m long, 4 m wide, 3 m high and the cost of paper is Rs 1.40 per piece; allow...

The lengths of two sides of a right triangle containing the right angle differ by 6 cm. If the area of the triangle is 36 cm^2, find the perimeter of the triangle.

The measure of the angle of elevation of the sun is 35° when a building casts a shadow 275 feet long. How tall is the building to the nearest tenth of a foot?

A lighthouse keeper is looking out at the top of the lighthouse which is 24 meters tall. He spots a sailboat out to sea at a 40° angle of depression. What is the horizontal distance from the lighthouse...

The brace for a certain type of mailbox forms a 30°-60°-90° triangle with the side opposite the 30° angle 12 inches in length. What is the length of the side opposite the 60° angle in the triangle...

An umbrella is made by stitching 10 triangular pieces, of cloth of two different colors, each piece measuring 20 cm long, 50 cm and 50 cm. How much cloth of each color is required for the umbrella...

I think this has to do with using the pythagorean theorm, but I am not sure how I would solve it with only 1 value (24 ft). The length of the ladder would be the hypotenuse, which is why I think it...

A floor which measures 15 m*8 m is to be laid with tiles measuring 50 cm*25 cm. Find the number of tiles required. Further, if a carpet is laid on the floor so that a space of 1 m exists between its...

In the problem it shows a box with a height of 8 cm, a length of 9cm, and a width of 12 cm. Running through the middle of the inside of the box is a dashed line. What is the length of the...

An ice cream cone is shaped like a hemisphere on top of a cone. If the radius of the base of the cone is 3.5 cm and the height is 8.5 cm, find the volume of the ice cream in and on top of the cone...

A box with an open top has a square base and four sides of equal height. The volume of the box is 45ft^2. The height is 2 ft greater then both the length and the width. if the surface area is 69ft...

Finding the area of a triangle is straightforward if you know the length of the base and the height of the triangle. But is it possible to find the area of a triangle if you know only the coordinates...

Sarah is walking around the lake and stops to take measurements of the water fountain. She is at a bearing of 230 degrees from the fountain. The angle of elevation at this point is 23 degrees from...