Question

Can someone answer this for me

Answer 1

Y=5 since the yellow polygon is 3 times bigger then the red polygon

Answer 2

y=5

Explanation:

The ratio of the sides are similar

red/ yellow

2/6 = y/ 15

Using cross products

2*15 = 6*y

30 = 6y

Divide each side by 6

30/6 = 6y/6

5 =y