Answer:
Step-by-step explanation:
<u>It is isosceles right triangle so the sides will be </u><u>a</u><u> for legs, </u><u>√2a</u><u> for hypotenuse:</u>
Answer: A: 6
B: 4
C: 2
C.
Circumference=PI*diameter
Circumference=3.14*19.5
Circumference=61.23 rounds to 61.2 so the answer is C