Answer:
-t
Step-by-step explanation:
t - 5 - 2t + 5 =
t - 5 + 5 - 2t =
t - 2t =
-t
Answer:
blah
Step-by-step explanation:
Answer:
21 and 10.5 respectively
Step-by-step explanation:
Remember circumference of a circle is given as;
C= 2×π×r; r is raduis
r = C / 2×π
=65.98/(2×3.142)= 10.50
D= 2× r = 2× 10.50= 21.0( D represent diameter)
Note π = 3.142 a known constant