An adventure race is 9.75mi long. the race is divided into equal sections. Each section is 0.75mi long. The race organizer needs 4 volunteers in each section. How many volunteers does the race organizer need? show your work i will give brainiest

the correct option is 2.

step-by-step explanation:

according to the given information triangle abc is a right angle triangle with right angle at a. segment ab is 5 and segment ac is 7. point d is on segment bc and angles adb and adc are right angles.

it is given that triangles abd, cad, and cba are similar.

two triangles are similar if their corresponding sides are proportional.

in triangle cba, using pythagoras theorem

                      )

triangle abd and cba are similar,

                            (2)

triangle cad and cba are similar,

                      )

using (1), (2) and (3), we get

hence proved.

therefore option 2 is correct.

he earned 78.75 in interest.

step-by-step explanation:

step-by-step explanation: