Answer:
BBBBBB!!!!!!!!!!
Step-by-step explanation:
False, trigonometry is not the study of three dimensional shapes.
Answer:
12.56
Step-by-step explanation:
use the circumference of a circle formula, C=2πr, to find the circumference
so C=2π(2)=12.56 the last one
Answer:
x= 4/9
Step-by-step explanation:
-1/(2x) + 1/8 = -1/(3x) - 1/4
-1/(2x)+1(3x)= - 1/4 -1/8
-3/(6x)+2(6x) = -2/8 -1/8
- 1/(6x) = - 3/8
-1*8 = -3*6x
8=18x
x= 8/18= 4/9
Check:
-1/(2*4/9) + 1/8 = -1/(3*4/9) - 1/4
- 1(8/9) + 1/8 = - 1/(4/3)-1/4
-9/8+1/8 = - 3/4-1/4
-1 = -1
