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alisha [4.7K]
3 years ago
12

What’s the length of BD

Mathematics
1 answer:
Sedaia [141]3 years ago
6 0
A = 1/2 pq
let
AC = p 
BD = q = 2/3 (p)

so
75 = 1/2(p) (2/3 p)
75 = 1/3 p^2
p^2 = 75 * 3
p^2 = 225
p = 15

so
AC = 15
BD = 2/3(AC) = 2/3 (15) = 10

answer
B. 10 cm

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You have a spinner with 4 sectors that is spinned twice. Therefore, the possible outcomes are 4 × 4 = 16 pairs of numbers:
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3 years ago
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