Question

please help me in the above one​

Answer 1

Answer:

(c) 2.9 m/s^2.

This is the correct answer....Hope It's Helpful!❤❤

Answer 2

Answer:

Perimter=sum of all lengths of sides of triangle

⇒ Perimeter =3a {a= side of triangle }

⇒45=3a

⇒a=15cm.

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