taliyahb1
taliyahb1 taliyahb1
  • 10-05-2018
  • Mathematics
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Someone please help me?

Someone please help me class=

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musiclover10045
musiclover10045 musiclover10045
  • 10-05-2018
(AE + ED) *AE = (CB+ AB) *AB

(4 + ED) * 4 = (4+5) *5

(4 + ED) * 4 = 45

4ED +16 = 45

4ED = 29
ED = 29/4 = 7.25

AD = AE + ED

AD = 4 + 7.25

AD = 11.25

Answer is A
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