Scalene triangle: a triangle where all the sides are different and all the angles are different.
Answer:

Step-by-step explanation:
we know that
The circumference of a circle is equal to

where
D is the diameter of the circle
In this problem we have

substitute and solve for D


Answer: download the app photomath it will help give you answers
Step-by-step explanation:
Answer:
the first one is proportion
Step-by-step explanation:
and second one is non proportion hope help you
Answer:
I don't know I'm sorry.............