**Answer:**

120 feet

**Step-by-step explanation:**

You have to find the y-intercept to calculate the initial hight, this can be done by substituting o in for t

h(0)= -16(0)^2-8(0)+120

=120ft

1. **Hexagonal pyramid**, because the base is a hexagon and the lateral faces all meet up at the same vertex point.

2. **Triangular prism**. The parallel faces (base faces) are triangles and the lateral faces are rectangles.

3. **Tetrahedron**. This is a four sided object made of triangles for each face. You can also call this a triangular pyramid as the base is a triangle with the lateral sides meeting at the same vertex.

**Answer:**

A) 40 Degrees

**Step-by-step explanation:**

angle EGD and angle DGC form a right angle, so subtract:

90-50= 40.

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