yourgirlnevaeh
22.10.2020 •
Mathematics
How does the ocean floor keep track of magnetic fields?
A.There are magnets in the ocean floor.
B.Basalt is iron-rich and responds to magnetic fields.
C.Being underwater makes the rocks respond to magnetic fields.
D.All rocks act like magnets.
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Ответ:
Ответ:
Ответ:
Thus ∠C is an angle Identical to ∠A
And given the rule of thumb; "every angle on a triangle. must add up to 180°"
∠A + ∠C = 130°
180° - 130° = ∠B
∠B = 50°