A section of a boardwalk is made using 15 boards. Each board is 9 and 1/4 inches wide. The total width of the section is 144 inches. The 14 spacings between the boards are each equal. What is the width, in inches, of the spacing between each board? Write your answer as a fraction in simplest form.

You have to find the angle i don’t know if i i try

The median segment divides the triangle into 2 isosceles triangles and everything else is trivial.|ad|=|bc|2=|bd|soδadb  is isosceles with∠dab=∠dbasimilarlyδadc  is isosceles with  ∠dac=∠dca∠cab=∠cad+∠bad=∠acb+∠abctherefore∠cab  is a right angleandbc  is the hypotenuse of a right-angled triangle.hope this