Last week, Clarence ran 3 laps around the lake. Shawna ran 1/4 as many laps around the lake as Clarence did. How many laps around the lake did Shawna run? Write your answer as a fraction or as a whole or mixed number. laps please someone hel!!!​

What is the probability of drawing three queens from a standard deck of cards, given that the first card drawn was a queen? assume that the cards are not replaced.

Thales was an ancient philosopher familiar with similar triangles. one story about him says that he found the height of a pyramid by measuring its shadow and his own shadow at the same time. if the person is 5-ft tall, what is the height of the pyramid in the drawing?

Which geometric principle is used to justify the construction below?