Each face of a pyramid is an isosceles triangle with a 74° vertex angle. What are the measures of the base angles?
2 answers:
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For this case we can make the following rule of three:
9 1/2 m --------------> 28 1/2 rupees
26 1/3 m -------------> x
From here, we clear the value of x.
We have then:
Rewriting we have:
Answer:
samruth should pay 79 rupees to the shopkeeper
Imagine the area is 360 degrees, or 
radians.
You would multiply it by (3/8) to get your answer.
You would multiply it by (3/8) to get your answer.