The area of a triangle is 3.6 cm2. if the triangle has a base of 6 cm, what is the height? plz explain your answer.

Find the area of the regular hexagon if a side is 20 cm.

Find the equation of a line whose slope is 2/5 and y- intercept is 2.write your answer in the form 1) ax+by+c=02) x/a+y/b=1

Out of $20$ creepy-crawly creatures in a room, $80\%$ are flies and $20\%$ are spiders. if $s\%$ of the total legs belong to spiders, what is $s$?