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.
9514 1404 393
Answer:
A √2 is an irrational number
Step-by-step explanation:
A: √2 ≈ 1.4142135623730950488... an infinite non-repeating decimal (irrational)
B: √4 = 2 (rational)
C: ∛8 = 2 (rational)
D: √16 = 4 (rational)
The area of the rectangle should be 87.1cm^2
Answer:
a
Step-by-step explanation:
Answer:The answer is x = -203.
Step-by-step explanation:
1. reduce brackets
2. reduce 10 - 523 to -513
3. reduce -513 x -2 to 1026
4. subtract 1026 from both sides
5. reduce 823 - 1026 to -203
