Three hens can lay 3 eggs in 3 days. How many hens can lay 3 eggs in 9 days?

What signals you that factoring by grouping is the best method to use when factoring a problem?

What is the arc length when θ =pi over 3 and the radius is 5 cm? (5 points) 5 pi over 3 cm 10 pi over 3 cm 16 pi over 3 cm pi over 3 cm

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?