I think Si is more reactive
The answer is 72°
18 x 2 = 36°
180 - 36 = 144°
144 / 2 = 72°
Answer:
Surface area of sphere = 4πr²
r = radius
radius = diameter /2
= 12/2
= 6units
Surface area = 4π×6²
= 144π
= 452.4 square units
Hope this helps.
=10-10i
Explanation:
3-4i+7-6i
(Add 3 and 7)
(Add -4i and -6i)
Put together
10-10i
Answer:
84 98
Step-by-step explanation:
