Find the hypotenuse of a right triangle whose legs are (square root of 10) and (square root of 15)

Use the Pythagorean Theorem:  a² + b² = c²

[tex] (\sqrt{10} ) ^{2} +( \sqrt{15} ) ^{2} = c^{2} [/tex]
10 +15 = c²  
25 = c²
5 = c   "c" represents the hypotenuse so your answer is "5"