Question
Two complementary angles are in ratio 7 : 2. Find the angles
✓
Answer
Total of complementary angles $=90^{\circ}$ The angles are in the ratio $7: 2$ Dividing total angles to $7+2=9$ equal parts
One angle $=\frac{7}{9} \times 90=70^{\circ}$
Another angle $=\frac{2}{9} \times 90=20^{\circ}$ Two angles are $70^{\circ}$ and $20^{\circ}$.
One angle $=\frac{7}{9} \times 90=70^{\circ}$
Another angle $=\frac{2}{9} \times 90=20^{\circ}$ Two angles are $70^{\circ}$ and $20^{\circ}$.
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