Week 6: P3 Math - Summer Challenge (Triangles)

1. What triangle can be formed by connecting point Q and point R with a straight line?

• Equilateral triangle
• Right-angled triangle
• Scalene triangle
• Isosceles triangle

2. What triangle can be formed by connecting point P and point Q with a straight line?

• Equilateral triangle
• Right-angled triangle
• Isosceles right-angled triangle
• Isosceles triangle

3. What triangle can be formed by connecting point P and point Q with a straight line?

• Equilateral triangle
• Right-angled triangle
• Scalene triangle
• Isosceles triangle

5. What triangle can be formed with the set of geo-strips shown below?

• Equilateral triangle
• Right-angled triangle
• Scalene triangle
• Isosceles triangle

6. What triangle can be formed with the set of geo-strips shown below?

• Equilateral triangle
• Isosceles triangle
• Scalene triangle

7. Answer the question below.

• Figure 1
• Figure 2
• Figure 3
• Figure 4

8. Answer the question below.

• 2 triangles
• 3 triangles
• 4 triangles
• 5 triangles

10. Which sets of geo-strips can form an isosceles triangle? (There can be more than one answer)

• 5 cm, 7 cm, 7 cm
• 6 cm, 6 cm, 6 cm
• 4 cm, 4 cm, 7 cm
• 8 cm, 6 cm, 4 cm

3. A scalene triangle has two angles equal in size.

• Right
• Wrong

4. Which of the following must be the properties of triangles? (There can be more than one answer)

• A triangle has 3 sides.
• A triangle has 3 angles.
• A triangle has two sides equal in length.
• One of the angles is a right angle.