Question

Question 87(i)

Classify the following statements under appropriate headings.
Getting the sum angles of a triangle as ${180}^{\circ }$.

$\begin{array}{ccc}\text{Certain to happen}& \text{Impossible to happen}& \text{May or may not happen}\\ & & \\ & & \end{array}$

Answer 1

Certain to happen, because the sum of the angles of triangle is ${180}^{\circ }$.