Challenge your third grader to identify acute, right, and obtuse angles with this geometry worksheet.

Teach your students to sort triangles as acute, right, or obtuse based on their internal angle type.

Children find the unknown angles for five triangles, then identify whether the triangle is right, acute, or obtuse, in this geometry worksheet.

Fifth graders review types of angles, triangles, and polygons in this handy geometry review.

This math worksheet calls on students to examine the objects in their environment, measure them, and calculate the surface area in centimeters or inches.

In this excerpt from an upcoming math workbook, your junior detective will make a positive ID on obtuse, acute and right angles.

Help your child learn to recognize scalene triangles with this worksheet.