1.

Two complementary angles are in the ratio 4:find the angles

Answer»

Let the common FACTOR be x.
the ANGLES are 4X, 3X, 2x, x.
4x+3x+2x+x=90
=10x=90
=x=10
the angles are 4×10,3×10,2×10,1×10
=40,30,20,10


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