3a + 3b
combine like terms: a+a+a=3a
b+b+b=3b
3a +3b
Answer:
OF
Step-by-step explanation:
Since the arcs are congruent, the lines intercepting them are congruent, and you will get 2 congruent right triangles. So OA is congruent to OF by CPCTC.
Answer:
rounded it is 6.
Step-by-step explanation:
2/3= .67
.67 x 9 = 6.03
round to 6