Example sentences of "[noun sg] be at right [noun] " in BNC.

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1 The second cleavage is at right angles to the first and the third again at right angles .
2 There will clearly be more shadow when the sun is at right angles to a ( closely planted ) row than when it is shining along it .
3 When the sun and moon are at right angles to the Earth , as at each half moon , their pulls counteract each other , producing the weak neap tides .
4 But the imaginary time direction is at right angles to real time .
5 Except in the southeast corner , the properties in this unit are at right angles to the north-south road , and the overall rectilinear arrangement of the plan is clear .
6 The shape of the legs was formed to make sure that each face that had a rail joint was at right angles to the rail which reduces the time and effort needed for angled joints .
7 The axes of an ellipse are at right angles .
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