Properties of Shapes Check

{"questions":[{"content":"How many sides does a hexagon have?<br>[[input-1]]","widgets":{"input-1":{"type":"input","answer":"6"}},"hints":["The prefix “hex-” indicates six."],"explanation":"A hexagon has 6 sides."},{"content":"Which properties always describe a rectangle?<br>[[choice-2]]","widgets":{"choice-2":{"type":"choice","options":["Four sides and four right angles","Three equal sides","Five vertices","No parallel sides"],"answer":[0],"explanations":["A rectangle is a quadrilateral with 4 right angles.","","",""]}},"hints":["Focus on sides and angles."],"explanation":"A rectangle is a quadrilateral with 4 right angles."},{"content":"How many vertices does a triangle have?<br>[[input-3]]","widgets":{"input-3":{"type":"input","answer":"3"}},"hints":["Count the corners."],"explanation":"A triangle has 3 vertices."},{"content":"What makes a shape a quadrilateral?<br>[[choice-4]]","widgets":{"choice-4":{"type":"choice","options":["It has 4 straight sides","It has 4 equal sides","It has 4 curved sides","It has exactly 4 right angles"],"answer":[0],"explanations":["Every quadrilateral has 4 straight sides; its sides and angles need not all be equal.","","",""]}},"hints":["The name describes the number of sides."],"explanation":"Every quadrilateral has 4 straight sides; its sides and angles need not all be equal."},{"content":"Which statement is true?<br>[[choice-5]]","widgets":{"choice-5":{"type":"choice","options":["Every square is also a rectangle","Every rectangle is a square","Every triangle is a quadrilateral","Every pentagon has six sides"],"answer":[0],"explanations":["A square has all the properties of a rectangle plus 4 equal sides.","","",""]}},"hints":["Compare the defining properties of squares and rectangles."],"explanation":"A square has all the properties of a rectangle plus 4 equal sides."},{"content":"Which shape has exactly 5 sides?<br>[[choice-6]]","widgets":{"choice-6":{"type":"choice","options":["Pentagon","Hexagon","Triangle","Quadrilateral"],"answer":[0],"explanations":["A pentagon has exactly 5 sides.","","",""]}},"hints":["Match the shape name to its number of sides."],"explanation":"A pentagon has exactly 5 sides."},{"content":"Which pair contains two quadrilaterals?<br>[[choice-7]]","widgets":{"choice-7":{"type":"choice","options":["Square and trapezoid","Triangle and square","Pentagon and rectangle","Circle and rhombus"],"answer":[0],"explanations":["A square and a trapezoid both have 4 sides.","","",""]}},"hints":["Both shapes must have 4 sides."],"explanation":"A square and a trapezoid both have 4 sides."},{"content":"A shape has 4 equal sides but no right angles. Which name could describe it?<br>[[choice-8]]","widgets":{"choice-8":{"type":"choice","options":["Rhombus","Rectangle","Triangle","Pentagon"],"answer":[0],"explanations":["A rhombus has 4 equal sides and does not need to have right angles.","","",""]}},"hints":["Look for a quadrilateral defined by equal sides rather than right angles."],"explanation":"A rhombus has 4 equal sides and does not need to have right angles."}],"mix":1}