which method uses the half - life of radiometric isotopes to determine the exact age of fossils and rocks?

which method uses the half - life of radiometric isotopes to determine the exact age of fossils and rocks?
Answer
Brief Explanations:
Radiometric dating relies on the half - life of radiometric isotopes to find the age of fossils and rocks. It measures the ratio of parent isotopes to daughter isotopes in a sample.
Answer:
Radiometric dating