Step-by-step explanation:
the formula to calculate a circumference is

(consider x as the diameter)
so I'll be noting the circumference as C alongside the circle's ranking
a.

b.

c.

hope I helped
Absolute value is simply the distance from zero on a number line. -44 is 44 away from zero, so the absolute value of -44 is
44
Answer:
Step-by-step explanation:
<u>As per steps given the congruent pairs are:</u>
- AB and AC
- BD and CD
- Angle B and angle C
So two sides and included angle - it represents side-angle-side or SAS congruency theorem