Lesson 8 Practice

John has a bag of shapes. The bag contains a square, a triangle, a trapezoid, a pentagon, a rhombus, and a circle. What is the total number of edges of the quadrilaterals in his bag?

• 20

• 4

• 12

• 8

Tags

CCSS.2.G.A.1

CCSS.1.G.A.1

Which of these words belongs in the empty box in this diagram?

• Kite

• Parallelogram

• Right

• Pentagon

Tags

CCSS.5.G.B.4

Which of the following polygons can always be classified as a rectangle?

• quadrilateral

• parallelogram

• trapezoid

• square

Tags

CCSS.HSG.CO.C.11

In the diagram shown each shape represents a group of polygons. If a polygon belongs in a shape, it also belongs in any larger shape. What label belongs in the empty shape?

• Pentagons

• Rhombuses

• Parallelograms

• Hexagons

Tags

CCSS.5.G.B.4

The diagram below shows the relationship between squares, rectangles, parallelograms, and quadrilaterals. Gunther uses the diagram to answer questions about quadrilaterals. He knows that every parallelogram has 2 pair of parallel sides. Which of the following statements must also be true?

• Parallelograms and squares have 4 right angles.

• All parallelograms have 4 right angles.

• Squares and rectangles must also have 2 pairs of parallel sides.

• All quadrilaterals must have 2 pairs of parallel sides.

Tags

CCSS.HSG.CO.C.11

According to the diagram, which of these statements is NOT true?

• An acute triangle can also be an isosceles triangle.

• A right triangle can also be an equilateral triangle.

• An obtuse triangle can also be a scalene triangle.

• An isosceles triangle can also be a right triangle.

Tags

CCSS.4.G.A.2

According to the diagram, which of the following statements is NOT true?

• Every square is a rectangle.

• Every rectangle is a parallelogram.

• Every rhombus is a square.

• Every trapezoid is a quadrilateral.

Tags

CCSS.HSG.CO.C.11

Leah drew a triangle on a piece of paper. She made one side 5 inches long, another side 4 inches long, and the final side 3 inches long. What kind of triangle did she create?

• Equilateral

• Scalene

• Straight

• Isosceles

Tags

CCSS.4.G.A.2

Why is the triangle classified as isosceles?

• All angles are acute

• At least two sides are congruent

• At least one angle is acute

• All angles are congruent

Tags

CCSS.2.G.A.1

Which statement is true about group A?

• The triangles are all equilateral.

• The triangles are all acute triangles.

• The triangles are all scalene.

• The triangles are all obtuse triangles.

Tags

CCSS.4.G.A.2