Simintin yana a bayan gidan.

Yes, from an English point of view it can feel repetitive, but this is normal Hausa grammar.

In Hausa, when you name the subject with a noun like Simintin, you still usually keep the agreeing subject marker, here yana.

So the structure is roughly:

• Simintin = the cement / the concrete
• yana = it is
• a bayan gidan = behind the house

A very literal English gloss would be something like The cement, it is behind the house.
That sounds odd in English, but it is natural in Hausa.

Here, yana is working like is in a location sentence.

So in this sentence it means that the thing is located somewhere. It is not showing an action like is doing something.

Compare:

• yana a bayan gidan = it is behind the house
• yana tafiya = he/it is going

So yana can appear in more than one kind of present-time sentence. In your example, because it is followed by a place expression, it is best understood as is located.

Because siminti takes masculine singular agreement in Hausa.

Hausa nouns belong to grammatical genders, and even inanimate things must agree with the right form:

• yana = masculine singular
• tana = feminine singular
• suna = plural

So this sentence tells you that siminti is treated as a masculine noun.

This is grammatical gender, not biological sex. Many objects and materials are simply masculine or feminine by grammar, and you learn that from usage.

Literally, it is close to at the back of the house.

Breakdown:

• a = at / in / on
• bayan = the back of / behind
• gidan = the house

So Hausa often builds location expressions in a slightly more noun-based way than English does.

Instead of a single preposition like behind, Hausa commonly uses a pattern like:

• a gaban ... = in front of ...
• a bayan ... = behind ...
• a cikin ... = inside ...
• a kan ... = on top of ...

Because Hausa often uses a together with a relational word to make a place expression.

So a bayan gidan is not just one simple word-for-word equivalent of English behind the house. It is more like:

• a = at/in
• bayan gidan = the back of the house

Together, the whole phrase means behind the house.

This pattern is very common in Hausa, so it is worth getting used to it early.

The -n here is a definite marker, roughly similar to English the.

So:

• siminti = cement / concrete
• simintin = the cement / the concrete

and:

• gida = house / home
• gidan = the house / the home

This does not match English the perfectly in every context, but for a beginner that is a good practical way to think about it.

So the sentence is talking about specific, identifiable things, not just any cement or any house.

No. bayan can also mean after depending on context.

For example:

• with a place expression: a bayan gidan = behind the house
• with time or sequence: bayan haka = after that

So bayan has both spatial and time-related uses.
In your sentence, it is clearly spatial because it is part of a location phrase.

Not always, and this is a useful thing to notice.

• a bayan gidan clearly means behind the house
• bayan gida can also be an established expression referring to the backyard area or even the toilet/latrine, depending on context

So the final -n on gidan helps make it clear that this sentence is talking about the position behind the house, not using a fixed idiomatic expression.

The main change would be the agreeing form after the noun.

For a feminine singular noun:

• Motar tana a bayan gidan.
  The car is behind the house.

For a plural noun:

• Motocin suna a bayan gidan.
  The cars are behind the house.

So the pattern stays the same, but the agreement word changes:

• masculine singular: yana
• feminine singular: tana
• plural: suna

Yes. The normal straightforward order is:

subject + agreeing form + place expression

So:

• Simintin yana a bayan gidan.

That is the most natural basic pattern for a sentence like this.

Hausa can rearrange things for emphasis in more advanced structures, but for learners, this is the core pattern to remember for simple location sentences.