The decimal number 0.1999999 rounded to the tenths place is equivalent to which fraction? a: 9/10 b: 1/9 c: 1/5 d: 2/3

In the proof of the triangle angle sum theorem, you must draw an auxiliary line. which construction must you use to draw this line?

Atriangle includes one angle that 72º. which pair could be the measures of the other two angles of the triangle? a. 9º, 9º b. 26º, 46º c. 53º, 55º d. 72º, 108º

Enter the missing numbers in the boxes to complete the table of equivalent ratios of lengths to widths. ? 18 8 ? 10 30 12 ?