Solve for the surface area of the given problems. Show your solution in GRESA format. 1. Jane plans to make a conical party hat for her brother's birthday. Each party hat has a radius of 4 in and height of 12 in. How much material does she need if she wants to make 15 hats?

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A: The given problem is solved below in detail.

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A: Given problem:-

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A: In geometry, the angle bisector theorem is concerned with the relative lengths of the two segments…

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A: The given figure is:

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A: We can find the area as below.

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A: Circle

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A: m∠SRV =48° , m∠SVR = 54°given RSTU isa parallelogramConsider  ∆ RSVm∠SRV +m∠SVR+m∠VSR…

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A: We can solve this as follows:

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A: answer is in next step

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