Answer:
x=14.87
Step-by-step explanation:
What we want to use is pythagoras theorem:
a^2+b^2=c^2, where c is the hypotenuse
10^2+11^2=x^2
221=x^2
x=
x=14.866...
x=14.87
20 out of 45 students attend the concert;12 out of 25 students attend the concert
1 answer:
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Answer:
23.8
Step-by-step explanation:
;
;
| Given
| Substitute known values
| Multiply
| Add