Find the area of a triangle whose legs are 2 cm and 5 cm.

1. Since the statement of this problem says about the legs, then this triangle is rectangular.

2. The area of a right-angled triangle is 1/2 * a * b, where a and b are its legs.

3. So the area of the desired triangle is 1/2 * 2 * 5 = 5 cm2.



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.