kwongwai91oszulu
kwongwai91oszulu
04-01-2018
Mathematics
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What is the area of the figure
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LerenStudy
LerenStudy
04-01-2018
a²+b²=c²
a=b because it has 2 45° angles and one 90 so it is isosceles right triangle
∴ a² + a² = c²
2a²=24²
2a²=576
a²=288
a=√288
a=16.97056275
Therefore. With A=1/2bh
A=(1/2) * 16.97056275 * 16.97056275
= (1/2) * 288
= 144
144 ft²
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