A rectangular tank 5m X 4.5 m X 2.1m is dug in the center of a rectangular field 13.5m X 2.5m.

A rectangular tank 5m X 4.5 m X 2.1m is dug in the center of a rectangular field 13.5m X 2.5m. The earth dug out is spread out evenly over the remaining portion of the field. How much is the level of field raised?

Two angles are complimentary of each other. Twice one angle is equal to the other angle plus the product of three and five.

I am a bit confused on what seems to be a pretty simple equation. See attached for explanation. Two angles are complimentary of each other. Twice one angle is equal to the other angle plus the product of three and five. A. Set up a system of linear equations to represent the two angles. (Hint: You will need two equatio ...continues

Geometric Sequence

find the missing terms in this geometric sequence: 1, __, __, __, 1/4

Pythagorean Theorem

A right triangle has legs of lengths 5 inches and 12 inches. Use the pythagorean theorem to find the area of a square drawn on the hyptenuse?

Explain how to compute the volume of a regular tetrahedron of edge length 2α.

Euclidean Geometry (I) Computing the Volume of a regular tetrahedron of edge length 2α Explain how to compute the volume of a regular tetrahedron of edge length 2α.

Explain how to compute the volume of a regular tetrahedron of edge length 1.

Euclidean Geometry (II) Computing the Volume of a regular tetrahedron of edge length 1 Explain how to compute the volume of a regular tetrahedron of edge length 1.

Explain how to compute the volume of a regular Octahedron of edge length α.

Euclidean Geometry (III) Computing the Volume of a regular Octahedron of edge length α Explain how to compute the volume of a regular Octahedron of edge length α. Or, T ...continues

MTH 212: Unit 4 Group Project - A

Using the attached file for full description: 1. Along a straight shoreline, two lighthouses, A and B, are located 2000 feet apart. A buoy lies in view of both lighthouses, with angles 1, 2, and 3 as indicated. (Angle 1 is denoted by , angle 2 is denoted by , and angle 3 is denoted by .) A. By looking at the picture, d ...continues

Geometry’s Role in the Math

The importance of geometry’s role in the math curriculum is debated in many high schools and colleges. Some schools offer the course while others have done away with it. Based on what you have learned, do you think geometry is a valuable tool for students to learn? Choose one side of this debate, state your view, support your vi ...continues

At lunch, 6 people out of a group of 15 had hamburgers. What fraction names the part of the group who had hamburgers?

I need help on #2, 4,16, 20. Must show how you got the answer.