Which figure is it?

• a polyline

• a cube

• a triangle

• a square

What are they?

• circles

• quadrilaterals

• cuboids

• triangles

Which figure is it?

• a polyline

• a cube

• a curve

• a square

Which figure is it?

• a polyline

• a line segment

• a curve

• a cube

Which shape is not a quadrilateral?

• 
• 
• 
• 

Answer explanation

quadrilateral: hình tứ giác

How many squares are there?

• 6

• 7

• 4

• 5

How many triangles are there in this figure?

• 2

• 3

• 4

• 5

How many line segments are there in this figure?

• 6

• 7

• 8

• 9

Answer explanation

line segment: đoạn thẳng

How long is line segment AB?

• 3 inches

• 5 inches

• 4 inches

• 6 inches

Answer explanation

line segment: đoạn thẳng

How many rectangles are there?

• 11

• 9

• 8

• 10