Core stretch $PQRS$ is a rectangular box in cross-section, with $PS=6$ m and $RS=15$ m. Points

Question

Core stretch $PQRS$ is a rectangular box in cross-section, with $PS=6$ m and $RS=15$ m. Points $S,A,B$ lie on horizontal ground. Given $AR=9$ m and $\angle BAR=42^\circ$, find $SR=15$ $SP=6$ $AR=9$ $S$ $R$ $P$ $Q$ $A$ $B$ $42^\circ$ $\theta$ Give non-exact lengths and areas to 3 significant figures, and angles to 1 decimal place.

Accepted Answer

(a) $6.02$ m (b) $23.7^\circ$ (c) $11.5$ m.

A tilted rectangular box

A tilted rectangular box

Solution:

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