Question

what is the value of c?
work it out

Explanation:

Step1: Identify triangle type

Since angles at \(V\) and \(U\) are equal, \(\triangle TUV\) is an isosceles triangle.

Step2: Use property of isosceles triangle

In an isosceles triangle, sides opposite equal angles are equal. So \(c = 21\).

Answer:

\(21\)