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qwelly [4]
3 years ago
7

Find the missing length

Mathematics
2 answers:
SVEN [57.7K]3 years ago
7 0

The\: missing\: length\: is\: 5

leonid [27]3 years ago
4 0

Answer:

? = 5

Step-by-step explanation:

Since the figures are similar then the ratios of corresponding sides are equal, that is

\frac{21}{7} = \frac{15}{x} ( cross- multiply )

21x = 105 ( divide both sides by 21 )

x = 5

That is ? = 5

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