Theresab2021
31.10.2020 •
Mathematics
Work out the value of 2^13 / (2^9)^2
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Ответ:
1/32
Step-by-step explanation:
2^13/ (2^9)^2 = 2^13/2^18 = 1/2^5 = (2x2x2x2x2=32) = 1/32
Ответ:
A hexagon is six equilateral triangles, so 12 30/60/90 triangles.
Each one has base half of the 6cm, so 3 cm. There's an altitude of 3√3.
So twelve triangles has an area of 12(1/2)3(3√3) = 54√3 ≈ 93.5
D. 93.5 cm