To determine the number of trout in a lake, a conservationist catches 117 trout, tags them and throws them back into the lake. Later, 56 trout are caught; 14 of them are tagged. How many
trout would the conservationist expect to be in the lake?

step-by-step explanation:

can someone me: the midsegment through the legs of an isosceles triangle is 4 in. find the sides of the triangle if its perimeter is 20 in. ,   and point g is the centroid of the right △abc with hypotenuse ab=18 in. find cg.