MCQ
In $\triangle A B C, D$ and $E$ are points on side $A B$ and $A C$ respectively such that $D E \| B C$ and $A D: D B=3: 1$. If $E A=3.3 cm$, then $A C=$
- A1.1 cm
- B4 cm
- ✓4.4 cm
- D5.5 cm
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Assertion $(A)$
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Reason $(R)$
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In the given figure, a quad. $\text{ABCD}$ is drawn to circumscribe a given circle as shown. Then $, AB + BC = AD + DC.$![]() |
In two concentric circles, the chord of the larger circle, which to uches the smaller circle, is bisected at the point of contact. |