Answer:
x=-1 1/4
Step-by-step explanation:
The correct answer should be c) 3.
Answer:
Step-by-step explanation:
d = 2
arc length of semicircle = ½×circumference = ½×πd = π
perimeter of semicircle = π + d = π+2
Answer would be <span>6.
i've done this one before.</span>
