Find expert answers and community support for all your questions on IDNLearn.com. Our platform provides prompt, accurate answers from experts ready to assist you with any question you may have.

Use the table to answer the following questions:
a)
Write down in words the 'rule' you have used to find the number of matches for n triangles.
(2)
b)
Calculate the number or matches needed to form 45 triangles in the same> arrangement as the
given sketch
(2)
c)
How many triangles will be formed if 75 matches are used?
(3)​