3 years ago

Pleaseeee helppp answer correctly !!!!!!!!!!!!!!!! Will mark Brianliest !!!!!!!!!!!!!!!!!

Mathematics

1 answer:

Tanya [424]3 years ago

3 0

Answer:

⦣ACD = 90º

Step-by-step explanation:

⦣ACD + ⦣BCD = 180º

⦣BCD = 90º

⦣ACD + 90º = 180º subtract 90º from both sides

⦣ACD = 90º

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