Exploring Grade 6 Unit 1 Lesson 7 Concepts

What is the area of a parallelogram with a base of 2.4 cm and a height of 1 cm?

• 1.4 cm²

• 2.4 cm²

• 4.4 cm²

• 3.4 cm²

If the height of a parallelogram is 2 cm and its area is 2.4 cm², what is the length of its base?

• 4.2 cm

• 1.2 cm

• 2.2 cm

• 3.2 cm

Which of the following quadrilaterals can be decomposed into two identical triangles?

• A quadrilateral with no parallel lines

• A parallelogram

• A quadrilateral with one pair of parallel lines

• A trapezoid

What is the key characteristic of quadrilaterals that can be decomposed into two identical triangles?

• They have at least one right angle

• They have two sets of parallel lines

• They have no parallel lines

• They have one set of parallel lines

When drawing a quadrilateral to decompose into two identical triangles, what should you connect?

• Opposite vertices

• Adjacent vertices

• Midpoints of opposite sides

• Any two points on the shape

Which of the following is NOT a type of quadrilateral that can be decomposed into two identical triangles?

• Trapezoid

• Square

• Rectangle

• Parallelogram

Can two identical copies of any triangle always form a parallelogram?

• Yes, always

• No, never

• Only if the triangle is a right triangle

• Only if the triangle is an equilateral triangle

What shape can two identical right triangles form?

• Neither a rectangle nor a parallelogram

• Both a rectangle and a parallelogram

• Only a parallelogram

• Only a rectangle

What is the area of a parallelogram with a base of 9 units and a height of 2/3 units?

• 9 units²

• 12 units²

• 6 units²

• 18 units²

If a parallelogram has an area of 7 units² and a height of 1/4 units, what is the length of its base?

• 14 units

• 21 units

• 35 units

• 28 units