Jill collects stamps. her stamp book has space for 64 stamps. she needs 18 more stamps to fill the book. how many stamps does jill have now?

What is the relationship between all triangles that can be drawn given the same three angles

The architect's side view drawing of a saltbox-style house shows a post that supports the roof ridge. the support post is 8 ft tall. the distance from the front of the house to the support post is less than the distance from the post to the back of the house. how far from the front of the house is the support post positioned?

What ia the sum if the first 7 terms of the geometric series