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Find the missing length round to the nearest tenth I don’t know how to do this

Find the missing length round to the nearest tenth I don’t know how to do this
34.3k views
2 votes
Find the missing length round to the nearest tenth I don’t know how to do this

Find the missing length round to the nearest tenth I don’t know how to do this-example-1
User G Quintana
by
7.9k points

2 Answers

1 vote

Answer:

Explanation:

User JackTheKnife
by
8.9k points
4 votes

Answer:

19.4

Explanation:

21^2 = 8^2 + a^2

441 = 64 + 377

the square root of 377 = approximately 19.4

User BuckBazooka
by
8.6k points
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