2+2=4
a^2+b^2=c^2
15^2-4^2
=225-16
=209
Answer:
we need more information
Step-by-step explanation:
Assuming that the probability of boys and girls is equal (in reality slightly more boys than girls are born), the probability is 1/2, simply because the older girl's gender is given and therefore not a part of the probability.
This question comes from the 'boy or girl paradox', a.k.a. the Mrs Smith Problem.
114 = 19y
This is true because they are vertical angles. Now, let's divide both sides by 19
6 = y
Answer:
5
Step-by-step explanation:
It's a right triangle so 7x + 11x = 90
Solve for x
7x + 11x = 90
18x = 90
x = 5
