Step 3 is the frist incorrect step it should be: 2x-3=3 or 2x-3=-3
Answer:
-78
Step-by-step explanation:
4 Months is -312 so dividing by 4 will give the decrease of one month:
-312 ÷ 4 = -78
1. Answer;
- Triangle
Explanation;
The cross section formed by a plane that contains a vertical line of symmetry for a tetrahedron is a Triangle.
A tetrahedron also a triangular pyramid, is a polyhedron composed of four triangular faces, six straight edges, and four vertex corners.
2. Answers
- Triangle
Explanation;
The cross section formed by a plane that intersects three faces of a cube is a Triangle. A cross section is the shape we get when cutting straight through an object. The shape of the cross-section of a solid depends upon the orientation of the cutting plane to the solid.
Answer:
2 7/8
Step-by-step explanation:
3/8 + 2 4/8= ?
3/8+ 4/8= 7/8
7/8+ 2 = 2 7/8
