Answer:
use formula of equilateral triangle = roots 3/4 a square.
Step-by-step explanation:
the answer is
About 50 inches
Two angles are called complementary when their measures add to 90 degrees
We have a total of 10 boys & 8 Girls, then the sample space consist of 18 elements.
P(selecting 1 boy) = (total number of boys/by 18) = P(boy)=10/18=5/9
