Mathematics, 22.02.2020 06:08 jjpeanut30
In pyramid ABCP, point M is the midpoint of BC . The segment PM is perpendicular to the plane of the base and PM = 9 cm. The radius of the circle circumscribed around ∆ABC is 24 cm and m∠CAB = 30°. Find the length of edge PB .
Answers: 2
![m\angle CAB=\frac{1}{2}[arc\ BC]](/tpl/images/0520/2191/32551.png)
-----> by central angle
----> the radius of the circle
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In pyramid ABCP, point M is the midpoint of BC . The segment PM is perpendicular to the plane of the...
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