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Mathematics 11 Online
OpenStudy (anonymous):

1. An isosceles triangle has an area of 270 ft². If the base is 24 ft, what is the length of each leg? 2. Find the area of the regular pentagon with a side of10cm.

OpenStudy (anonymous):

use the information above and plug into 1/2(b*h) solve for h use Pythagorean theorem or special right triangles 30.60.90

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