Sagot :
Answer:
none of the above, the answer is 91m²
Step-by-step explanation:
(3n + 1)m² + (47 + 7)m²
let n = 12 to get the total area of two rectangles
[3(12) + 1)m² + (47 + 7)m²
(36 + 1)m² + 54m²
37m² + 54m²
91m²
Answer:
none of the above, the answer is 91m²
Step-by-step explanation:
(3n + 1)m² + (47 + 7)m²
let n = 12 to get the total area of two rectangles
[3(12) + 1)m² + (47 + 7)m²
(36 + 1)m² + 54m²
37m² + 54m²
91m²