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Setler [38]
3 years ago
9

The figures are similar. Find the value of the variable. A) y=36

Mathematics
1 answer:
Dovator [93]3 years ago
5 0

Answer:

D y= 81

Step-by-step explanation:

Since the triangles are similar, the ratios of similar sides must be equal.

30/54 = 45/ y

We can use cross products

45*54 = 30*y

2430=30y

Divide each side by 30

2430/30 = 30y/30

81 =y

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