Answer: 80
Step-by-step explanation:
Triangles equal 180 degree angle. 20 minus 180 is 160. 160 divides by 2 is 80. There are three sides to a triangle.
Well pick an answer and press submit
Step-by-step explanation:
Disculpe pero de qué grado es usted para ayudarle un poquito más mejor
The answer to this problem is 396cm