What quadrilateral has exactly one pair of parallel sides

How did many delegates from northern states at the constitutionalconvention view slavery?

Why did the us military stop the dakota uprising ?

Why did many americans want the united states to cuba gain independence from spain? cuba was rich in natural resources, including gold and oil. cuba would provide access to the pacific ocean through a narrow strait. the united states had strong economic ties to cuba. the majority of cubans expressed interest in becom ing a us state.