03/14/19
In a class 26 of students, 11 have a brother and 5 have a sister. There are 12 students who do not have any siblings. What is the probability that a student who does not have a sister has a brother?
helpppit has to be in a fraction form
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04/12/17
in a triangle, angle b is the 12 degrees larger the angle A. angle C is equal to the sum of the first two angles. find the angles
in a triangle, angle b is the 12 degrees larger the angle A. angle C is equal to the sum of the first two angles. find the angles
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