Question Help
Of the marbles in a bag, 5 are blue, 5 are white, and 3 are red. Sandra will randomly choose one
marble from the bag. Fill in the blanks in parts a and b.
a. The probability that Sandra will choose a white marble from the bag is
out of
or

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step-by-step explanation:

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.

b, i believe, but not sure.

answer: idk wbu

step-by-step explanation: