3x - 2y < 10 Graphing linear Inequalities. PLZ help ​

Adrawer contains 12 identical white socks, 18 identical black socks and 14 identical brown socks. what is the least number of socks you must choose, without looking, to be certain that you have chosen two socks of the same colour?

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.

What is the value of x in this triangle? a. 53° b. 62° c. 65° d. 118°