A regular tetrahedron has an edge length of . What is its volume?

A regular tetrahedron has an edge length of . What is its volume?

Give the surface area of the above tetrahedron, or four-faced solid, to the nearest tenth.

Note: Figure NOT drawn to scale.

The above triangular pyramid has volume 25. To the nearest tenth, evaluate .

Note: Figure NOT drawn to scale.

Give the volume (nearest tenth) of the above triangular pyramid.

Note: Figure NOT drawn to scale.

The above triangular pyramid has volume 25. To the nearest tenth, evaluate .

Refer to the above tetrahedron, or four-faced solid.The surface area of the tetrahedron is 444. Evaluate to the nearest tenth.

Give the surface area of the above tetrahedron, or four-faced solid, to the nearest tenth.

A regular tetrahedron has four congruent faces, each of which is an equilateral triangle.

A given tetrahedron has edges of length six inches. Give the total surface area of the tetrahedron.

Refer to the above tetrahedron, or four-faced solid.The surface area of the tetrahedron is 444. Evaluate to the nearest tenth.