Answer:
c
Step-by-step explanation:
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X would equal 70°.
For every triangle, all interior angles add up to 180°. This means that we can add together 42 and 68 to get 110°. Because the sum of all interior angles in a triangle must be 180°, we subtract 110 from 180 to see how much more we need, which gets us 70°.
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Do the second one hope this helps
Step-by-step explanation:
1kg=1000g
400kg=400*1000
=400000
Therefore 400kg =400000g