The angles of a quadrilateral measure 80°,100°,100°and 80° in this order. what kind of quadrilateral has this shape? how do u know

The shape would be a trapezoid, because trapezoids always have two sets of equivalent angles, while others don't. Like squares and rectangles have all 90 degree angles.

The option that best explains why the US government placed restrictions on Asian immigration through Angel Island is that "Many Americans held nativist or racist views," since many immigrants from other areas in the world did not face such discrimination.