Geometry Vocabulary

a quadrilateral that has at least ONE PAIR OF PARALLEL SIDES

• rectangle

• trapezoid

• obtuse triangle

Tags

CCSS.4.G.A.2

a rectangle whose SIDES ARE ALL THE SAME LENGTH and FOUR RIGHT ANGLES

• parallelogram

• square

• isosceles triangle

Tags

CCSS.5.G.B.4

a parallelogram whose CORNERS ARE ALL RIGHT ANGLES

• rectangle

• perpendicular

• trapezoid

Tags

CCSS.5.G.B.4

a quadrilateral whose SIDES ARE ALL THE SAME LENGTH

• rhombus

• parallel

• trapezoid

Tags

CCSS.5.G.B.4

a triangle with sides of THREE DIFFERENT LENGTHS

• rhombus

• scalene triangle

• isosceles triangle

Tags

CCSS.4.G.A.2

a quadrilateral with TWO PAIRS OF PARALLEL SIDES

• parallelogram

• trapezoid

• scalene triangle

Tags

CCSS.4.G.A.2

a triangle with all THREE SIDES EQUAL

• acute triangle

• trapezoid

• equilateral triangle

Tags

CCSS.4.G.A.2

a triangle with THREE ACUTE ANGLES

• acute triangle

• parallel

• equangular triangle

Tags

CCSS.4.G.A.2

a triangle with an OBTUSE ANGLE

• equilateral triangle

• obtuse triangle

• perpendicular

Tags

CCSS.4.G.A.2

a triangle with at least TWO SIDES EQUAL IN LENGTH

• obtuse triangle

• isosceles triangle

• trapezoid

Tags

CCSS.4.G.A.2