Answer:
b) Scalene Acute
Explanation:
b) Scalene Acute
A scalene triangle is a triangle with none of its sides equal to each other. Here, The sides MN,NO,OM with their respective values of 4.94,4.65.3.65 are not equal. Hence, Scalene.
An acute triangle is a triangle in which the largest angle of the triangle is more than 90 degree. Here, Neither 63, 45 nor 72 are greater than 90 degrees.
Hence, Acute