Answer:
Step-by-step explanation:
Check if the lengths of the sides follows the Pythagorean theorem.
9² + 12² ≟ 15²
81 + 144 ≟ 225
225 = 225
Triangle ABC is a right triangle.
Answer:
-41
Step-by-step explanation:
Answer:
(9,5.5)
Step-by-step explanation:
Answer:
8.12
Step-by-step explanation:
we first multiply 8 by 12 and we will get 96 as our answer