Answer:
Step-by-step explanation:
The figure is made up of a square with side 4 cm and 3 semicircles of radius 2 cm.
A = area of square + area of 3 semicircles
A = (4 cm)^2 + 3 * (1/2) pi * (2 cm)^2
A = 16 cm^2 + (1/2) 12pi cm^2
A = (6pi + 16) cm^2
<span>2 real solutions
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Answer:
10:30am
Step-by-step explanation:
total lesson time is 1 hr and 15 min (10 to 11:15).
lesson time is 1 hr total and the break mid way is :15 long.
the lesson before the break is from 10-10:30 (:30 length)
break is at 10:30 (:15 long concluding at 10:45).
lesson resumes at 10:45 when break is over
the lesson runs another :30 until 11:15 (10:45-11:15)
halfway thru the lesson is 10:30am for the break to start
C is the correct answer. hope it helps. :)
