In a 30°-60°-90° Triangle, the Hypotenuse Has a Length of 20

question 575

Multiple Choice

In a 30°-60°-90° triangle, the hypotenuse has a length of 20 cm. Find the exact perimeter of this triangle.

---

Definitions:

Density-Independent Factor

An environmental factor that affects the size of a population but is not influenced by changes in population density. Compare with density-dependent factor.

Killing Frost

A severe frost event causing significant damage or death to vegetation, effectively ending the growing season for many plants.

Density-Independent Factor

A factor that affects the size of populations regardless of their density, such as weather or natural disasters.

Predation

A biological interaction where a predator organism kills and consumes another organism known as the prey.