math10-3

Question

Answer 1

(5)

Step 1 :

The shape of the deck is in the rectangular shape.

The length of the neighbours deck is .

Consider the width of the neighbours deck is .

Hence, the area of the neighbours deck is .

Consider the linear scale factor of Raveena's deck is .

The length of the Raveena's deck is .

The width of the Raveena's deck is .

The area of the Raveena's deck is .

Step 2:

Raveena's deck area is the half of the area of the neighbours deck.

Therefore, .

.

The length of the Raveena's deck is .

Susbtitute .

.

The length of the Raveena's deck is .

Solution:

The length of the Raveena's deck is .