Saving regularly or creating a specific category for "emergencies" are ways a family can plan for unexpected expenses. true or f
2 answers:
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Answer:
6.67 feet
Step-by-step explanation:
The situation is as shown in the figure.
ON is the normal to the mirror at the point of incidence O
⇒ ∠BON = ∠DON = 90°
By the laws of reflection: angle of incidence = angle of reflection :
∠AON = ∠CON
⇒ ∠AOB = ∠COD
⇒tan(∠AOB) = tan(∠COD)
⇒ =
⇒ =
⇒x = =
= 6.67 ft
∴ Distance of the mirror from basketball goal is 6.67 ft
