KS2 Primary Maths Age 9-13 - Angles - Triangles: - Explained

The video tutorial explains how to solve a geometry problem involving a right-angled triangle. The task is to find the values of X and Y, given that one angle is a right angle. The instructor demonstrates how to calculate X by using the sum of angles in a triangle and then proceeds to find Y by applying the properties of angles on a straight line. The tutorial concludes with a review of the solution and the allocation of marks for each step.

What is the significance of the right angle in the triangle?

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How do angles on a straight line relate to the angles in a triangle?

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Describe the steps taken to solve for Y using the equation 108 + 2Y = 180.

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