Question

what is the answer? ​

Answer 1

Answer:

78

Step-by-step explanation:

A^2 + B^2 = C^2

30^2 + 72^2 = 6084.

Square root of 6084 = 78.

Answer 2

Answer:

78

Step-by-step explanation:

use hypotenuse formula a^2+b^2=c√

78x78+30x30=√6084=78