How to change a number from a scientific notation to standard form

Graph y ≥ -x^2 - 1. click on the graph until the correct graph appears.

Amachine part consists of a half sphere and a cylinder, as shown in the figure. the total volume of the part is π cubic inches.

To prove that angle def = angle dgf by sas, what additional information is needed? def congruent to dgf dfe congruent to dfg de congruent to dg dg congruent to gf