Respuesta :
Answer:
She used the incorrect area formula.
She converted the mixed number to an improper fraction incorrectly.
She multiplied incorrectly.
Step-by-step explanation:
The area of a parallelogram is
A = bh not A = 1/2 bh
She started with the wrong formula
A = 7 2/5 * 2
Change to an improper fraction
The improper fraction is 37/5 not 35/5
A = 37/5 *2
She multiplied incorrectly
A = 74/5
Answer:
B) She converted the mixed number to an improper fraction incorrectly.
C) She multiplied incorrectly.
Step-by-step explanation:
A = base × height
= (7⅖)(2)
= (37/5)(2)
= 74/5
= 14.8 m²