The blue segment below is a radius of O. What is the length of the diameter of the circle

What is the value for this expression? 2e-5

Which image (a’ b’ c’ d’) of abcd cannot he produced using only reflections ?

Which law states that if a conditional is true and its hypothesis is true, then the conclusion is true? a. the law of syllogism c. the law of detachment b. the law of conditional d. the law of deductive reasoning