Question Six Write a pseudocode to check whether a triangle is valid or not, when the three angles of the triangle are entered through the keyboard. A triangle is valid if the sum of all the three angles is equal to 180 degrees Question Seven Given the length and breadth of a rectangle, write a pseudocode to find whether the area of the rectangle is greater than its perimeter. For example, the area of the rectangle with ength 5 and breadth 4 is greater than its perimeter Question Eight Given three points (x1, y1), (x2, y2) and (x3, y3), write a pseudocode to check if all the three points fall on one straight line