Question 9
The following pattern is made up of matchsticks. How many triangles are there when there are 101 matchsticks?
AMO 2027 Grades 8-9 SET 6 - Self-study Question 9
AMO · AMO 2027 Grades 8-9 SET 6 - Self-study
AMO · AMO 2027 Grades 8-9 SET 6 - Self-study