Step-by-step explanation:
a×10⁰×a
<em>Since,</em><em> </em><em>m⁰</em><em>=</em><em>1</em><em> </em><em>therefore</em>
a×1×a
a²
a × 10⁰ × a = a × 1 × a = a × a = a²
Answer:
9:49 is the answer because question say ratio is square of small and big
C
Answer: Area = 2.1