Answer:1. 12+9=21 2. 12+4=16
Step-by-step explanation:
Step-by-step explanation:
C
15 - 7 = 8
the difference of 2 odd numbers, and the result is an even number disproving the original statement.
Answer: 259, 974, 000, 000
Step-by-step explanation:
260, 000, 000, 000 - 26, 000, 000 = 259, 974, 000, 000
Answer:
In regular polygons, if the number of sides, n, is odd, the lines of symmetry will pass through a <u>vertex</u> and the <u>half</u> of the opposite side.
Step-by-step explanation:
This is equivalent to say that a perpendicular bisector of a side of the regular polygon bisects the angle of the opposite vertex to the side, and divide the polygon into two symmetrical parts.