3 years ago

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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