When half the positive difference between the 13th and 23rd natural numbers is added to the 34th even natural number, what is the result? (the natural numbers are 1, 2, 3, 4,

23-13=10
half is 5
34th even natural no is 68
and add 5 will give
73

Hello! i hope this
since the cosine is the ratio of the adjacent side to the hypotenuse, you can see that cos 60° = ½. answer. according to the property of cofunctions (topic 3), sin 30° is equal to cos 60°. sin 30° = ½.