One angle is inside a right triangle
Answer:
the answer is 38
Step-by-step explanation:
103 + 39 + 38= 180, the degree of a triangle
Answer: option d. the argument is valid by the law of detachment.
The law of detachment consists in make a conlcusion in this way:
Premise 1) a => b
Premise 2) a is true
Conclusion: Then, b is true
Note: the order of the premises 1 and 2 does not modifiy the argument.
IN this case:
Premise 1) angle > 90 => obtuse
Premise 2) angle = 102 [i.e. it is true that angle > 90]]
Conclusion: it is true that angle is obtuse
Multiply 7 by 9 and you will get 63 which is x.
