Answer:
It is not due to the fact it has no variable
The answer is D because it is a negative association
Triangle ABC is congruent to triangle CDE using the side - angle - side congruence theorem. The sink hole is 52.2 ft and the Perimeter of ABC is 172.2 ft
<h3>What are
congruent triangles?</h3>
Two triangles are said to be congruent if they have the same shape and their corresponding sides are congruent.
In the image shown:
AC = CE, BC = ED and they have the same angle (opposite angles are congruent).
Hence:
Triangle ABC is congruent to triangle CDE using the side - angle - side congruence theorem.
AB = DE = 52.2 ft
Perimeter of ABC = AB + BC + AC = 50 + 70 + 52.2 = 172.2 ft
Find out more on congruent triangles at: brainly.com/question/2938476
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Answer:
a)
, b)
, c)
, d) 
Step-by-step explanation:
a) The perimeter is the sum of the three sides of the internal square and the remaining sides of the external rectangle, that is:


b) The perimeter is the sum of the two sides of the internal triangle and the remaining sides of the external rectangle, that is:


c) The perimeter is the sum of the two sides of the circular section and the three sides of the lower rectangle, that is:


d) The perimeter is the sum of the external sides of the triangle and rectangle, that is:


Answer:
35
Step-by-step explanation:
The entire angle is 70 degrees. If it is an angle Bi (which means two) sector, then divide it by two, which becomes 35 degrees.