Core stretch Points $B,C,D$ are collinear, $AB\perp BD$, $\angle ACB=55^\circ$, \(\angle ADB=2

Question

Core stretch Points $B,C,D$ are collinear, $AB\perp BD$, $\angle ACB=55^\circ$, $\angle ADB=28^\circ$, and $CD=80$ cm. Calculate $AD$. $CD=80\text{ cm}$ $B$ $A$ $C$ $D$ $28^\circ$ $55^\circ$ Give non-exact lengths and areas to 3 significant figures, and angles to 1 decimal place.

Accepted Answer

$144$ cm (3 s.f.).

Two angles to a vertical height

Two angles to a vertical height

Solution:

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