Megan has 34 rocks in her rock collection. she wants to put 5 rocks in some cases and 7 rocks in other cases. how could she arrange the rocks?

∠aed is formed inside a circle by two intersecting chords. if minor arc bd = 70 and minor arc ac = 180, what is the measure of ∠ aed? a) 45° b) 50° c) 55° d) 60°

2x + 1 < 5 solve the following inequality. then place the correct number in the box provided.

The roof of a farm silo is the shape of a hemisphere and is made of sheet tin. if the diameter of the silo is 126.5 feet, how much sheet tin is needed to make the roof? (use π = 3.1416.)