Any irregular polygon can have an acute angle.
A regular triangle (equilateral) has three acute angles. All other triangles must have at least two acute angles. A quadrilateral, other than a rectangle (or square), must have at least one.
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Yes. A kite is a geometric shape, ans as with all geometric shapes (save for the circle and sphere), it has angles.
a traingle, sometimes
Just about any shape that isn't a circle can have two or more acute angles. But with some of them, you need to make them have acute angles.
A polygon, that is, a plane area bounded by any number (>2) of straight lines can have acute angles.
a trapezoid :) * * * * * Not necessarily. A trapezoid can have two right angles, one acute and one obtuse angle. A parallelogram which is not a rectangle must have 2 acute and 2 obtuse angles.