Gaby702
04.11.2019 •
Mathematics
Someone me with some of these math problems.i need good geometry student
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Ответ:
d = 2√2
Step-by-step explanation:
A ( -3,1) ; B(-1,-1)
d² = (x₂-x₁)² + (y₂ - y₁)²
= (-1- [-3] ) ² + (-1 - 1)²
= (-1 + 3)² + (-1-1)²
= 2² + (-2)²
= 4 + 4
= 8 = 2 * 2 *2
d =√ 2 * 2*2 = 2√2
Ответ:
hi
Step-by-sp explanation: