To write a fraction in simplest form, you have to divide the numerator and the denominator by their greatest common factor.
Factors of 10: 1, 2, 5, 10
Factors of 64: 1, 2, 4, 8, 16, 32, 64
Common Factors: 1, 2
Greatest Common Factor: 2
1. The answer would be about 20.72, or 20.7142 if you don’t want the rounded version
2. The answer is -12.8
The answer is A you have to flip the triangle towards you