A circle with centre O and radius 4.5 m has a tangent drawn at T as shown in the diagram. If OD = DC, then what is the length of the tangent segment TC to the nearest hundredth. - I'm having tons of trouble with this question.

The number of branches on a tree demonstrates the fibonacci sequence. how many branches would there be on the next two levels of this tree? 13 | | | m branches

Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle. he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field

Complete the steps to find 4.830 ÷ 5