90% as a decimal is .9 and then as a fraction in simplest form is 9/10
Hope it helps
Answer: 6a 2(a+2a) and the last one
Step-by-step explanation:
A full rotation is represented by 360 degrees or 2pi radians, so
2/3 of a full rotation is repr. by (2/3)(360 deg) or (2/3)(2pi rad). (Simplify these.)
-32/40 + -35/40 = -32+-35/40
= -67/40
= -1.675
The answer would then be -1.675.