Question

. if AD is perpendicular to BC, the measure of BC is​

Answer 1

Step-by-step explanation:

28 is the correct answer friend I solved please mark as brainliast

Answer 2

Answer:

28 cm

Step-by-step explanation:

2 2 2

(AB) =(AD) +(BD)

2 2 2

17 = (15) +(BD)

2

289=225+( BD)

2

(BD) =289-225

√BD =64

BD =8

AC square = AD square+ DC square

25square = DC square + 15 square

625 = DC square + 225

625-225 =√ DC

√ DC =400

DC =20

BD = BD + DC

BD =8+20

BD = 28

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