Math 5th Grade Topic 16 Review

Which statements about these triangles is true? Select all that apply.

• They are both isosceles.

• They are both scalene.

• They both have obtuse angles.

• One has an acute angle, and the other does not.

• One has a right angle, and the other does not.

Which of these statements is true?

• A rhombus is always a square.

• A square is always a rhombus.

Which of these is NOT a parallelogram?

• 
• 
• 
• 

Why is this shape NOT a parallelogram?

This shape has 4 equal sides. What could the name of this shape be and why?

• a rectangle because it has 2 sets of parallel lines.

• a rhombus because the sides are all equal length.

• a square because it has 4 right angles.

• a trapezoid because it only has 1 set of parallel lines.

Choose all names that apply to this shape.

• quadrilateral

• trapezoid

• parallelogram

• rectangle

• square

All ______ are rectangles, but only rectangles with 4 equal sides are ______.

What one word could you put in both blanks to make the statement true?

What do these shapes have in common?

• They both have 4 right angles.

• They both have at least 1 pair of parallel lines.

• They both have 4 equal sides.

• The both have acute angles.

How are these shapes different?

• The rectangle has 2 sets of parallel sides; the trapezoid only has 1.

• The rectangle has 4 right angles; the trapezoid has 4 acute angles.

• The rectangle has 2 equal sides; the trapezoid only has 1.

Select all names that apply to this shape.

• quadrilateral

• trapezoid

• parallelogram

• rhombus

• square