Answer:
5
Step-by-step explanation:
√5
Pythagorean theorem:
a² + b² = c²
1² + 2² = x²
1 + 4 = x²
5 = x²
√5 = x
The answer is c. 16x2 + 24xy + 9y2.
Answer: 152 degrees.
Step-by-step explanation: Since angle 1 and angle 5 are alternate exterior angles, they are congruent. Thus, angle 5 is also equal to 152 degrees.
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