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GCSE Foundation Maths - Area of a pyramid?

12 replies

LynetteScavo · 27/12/2020 13:33

DDs maths homework includes questions regarding calculating the volume of pyramids. I thought the volume of a pyramid was Higher maths? She's taking the Edexcel exam if that makes any difference.

Thank you to anyone who knows the answer to this! Confused

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TeenPlusTwenties · 27/12/2020 13:38

According to Edexcel's formula sheet it is Higher.

Formula is 1/3 x area of base x height.

RedskyAtnight · 27/12/2020 13:41

Specification here:
qualifications.pearson.com/content/dam/pdf/GCSE/mathematics/2015/specification-and-sample-assesment/gcse-maths-2015-specification.pdf

looks like volumes of pyramids is in Foundation (G17 in spec)

testing987654321 · 27/12/2020 13:42

She doesn't have to remember it but they could be expected to use it in a question.

TeenPlusTwenties · 27/12/2020 13:46

Ah, there's the difference.
The formula sheet says the ones that need to be learned, but applying a given formula is easier.

testing987654321 · 27/12/2020 13:49

It is underlined in that spec, so a higher tier thing in general.

LynetteScavo · 27/12/2020 13:59

Ah, thank you- she wasn't given the formula, but as it's homework it's not hard to Google. (She's also doing spheres and cones, and the formulae for those isn't included for Foundation or Higher, so I was really confused about that!)

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testing987654321 · 28/12/2020 12:19

It might be a few questions that she doesn't need to be able to do. The substitution into formulas is always good practice anyway.

noblegiraffe · 28/12/2020 23:43

@testing987654321

It is underlined in that spec, so a higher tier thing in general.
Underlined is included in foundation, it’s bold that isn’t. Underlined is grade 4/5 overlap sort of content. Questions will look like this with the formula given.
GCSE Foundation Maths - Area of a pyramid?
GCSE Foundation Maths - Area of a pyramid?
LynetteScavo · 30/12/2020 08:35

@noblegiraffe is it possible to to get a 4 without being able to do the underlined? DD has spent three hours with a tutor so far trying to get her head round this. The tutor now wants to move on to something else to build her confidence. DD has screamed at me that she's sorry she's so thick

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testing987654321 · 30/12/2020 09:02

So annoyed I misread that about underlining.

She can absolutely get a 4 or 5 without that particular skill. She should definitely move on to build her confidence in other areas.

noblegiraffe · 30/12/2020 11:01

Yes, she can get a 4 without being able to do that particular topic. With grade 4 students I would miss out selected topics from the syllabus anyway because it is not worth the marks to spend e.g. 2 weeks doing trigonometry to possibly pick up a few marks when those 2 weeks could be spent perfecting all the variety of percentage questions.

Some of the underlined topics are easier than others. Vectors, for example, expanding double brackets or solving an inequality.

LynetteScavo · 30/12/2020 18:34

That's helpful, thank you! Smile

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