To assist you accurately, I need more specific information about the triangle and the shape you're referring to. Since there are no images or detailed descriptions provided, I can help with some general formulas.
For the Triangle:
- Length of Each Side: If each side of the triangle is denoted as \( s \), then you need to provide or assume a value for \( s \) to calculate the perimeter.
- Perimeter: The perimeter \( P \) of a triangle with three equal sides (an equilateral triangle) is calculated as: \[ P = 3s \]
For the Shape:
- Number of Sides: The number of sides depends on the shape you've mentioned (e.g., quadrilateral has 4 sides, pentagon has 5, etc.). You need to describe the shape.
- Perimeter: The perimeter \( P \) of a polygon can be calculated by summing the lengths of all its sides. If the sides are denoted as \( a, b, c, ... \), then: \[ P = a + b + c + ... \]
Please provide the specific side lengths for the triangle and describe the shape for further assistance!