Join the IDNLearn.com community and get your questions answered by knowledgeable individuals. Get accurate answers to your questions from our community of experts who are always ready to provide timely and relevant solutions.
Step-by-step explanation:
Using distance formula,
Let the distance between point E and F = ef,
[tex]ef = \sqrt{{(7 - 1)}^{2} + {(2 - 9)}^{2} } \\ ef = \sqrt{85} \\ = 9.219544457[/tex]