One way in which you could do this problem quickly and accurately would be to mult. both sides by a^3, to elim. the fraction:
a^n = a^9 * a^3 = a^(9+3) = a^12. Thus, n = 12.
Answer:
4x. +x=180(co interior angle)
5x=180
x=36
Step-by-step explanation:
please make me brainlest
270 degrees or -90 degrees.
Answer:
46°
Step-by-step explanation:
Answer:
282/17
Step-by-step explanation:
6+3/34 =207/34
and 207/34+21/2=282/17
