Apolygon can grow from which of the following
a. one -dimensional objects
b. zero-dimensional objects
c. three-dimensional onjects?

Can any one me with the answers to these questions asap?

Ascientist has 50 grams of a radioactive element. the amount of radioactive element remaining after t days can be determined using the equation (1) after two days the scientist receives a second shipment of 50 grams of the same element. the equation used to represent the amount of shipment 2 remaining after t days is 10) - 50 which of the following is an equivalent form of the expression for the amount remaining in shipment 2? what’s the answer?

Which shows how to solve the equation 3/4x=6 for x in one step?