Answer:
The perimeter is the measure or length of the outline of an object or a shape.
The perimeter of the double headed arrow is,
= 7.9 cm + 7.9 cm + 5.1 cm + 5.1 cm + 5.1 cm + 5.1 cm + 1.2 cm + 1.2 cm + 1.2 cm + 1.2 cm.
= 2 × 7.9 cm + 4 × 5.1 cm + 4 × 1.2 cm.
= 15.8 cm + 20.4 cm + 4.8 cm.
= 41 cm.
Step-by-step explanation:
