# Bheactoran geoimeatrach test questions

### 1

$$P=(2,1, - 3)$$ agus $$Q= (8, - 4,5)$$. Dè th' ann am $$\overrightarrow {PQ}$$?

### 2

$$P = (0,1, - 5)$$ agus $$\overrightarrow{PQ}=\left(\begin{array}{l}\,\,\,\,\,6\\-1\\\,\,\,\,2\end{array}\right)$$.

Dè na co-chomharran a tha aig Q?

### 3

$$Q = (4, - 2,1)$$ agus $$\overrightarrow {PQ} = \left( \begin{array}{l}3\\2\\1\end{array} \right)$$.

Dè na co-chomharran a tha aig P?

### 4

$$\overrightarrow{PQ} = \left( \begin{array}{l}\,-1\\\,\,\,\,\,4\\-2\end{array} \right)$$.

Dè a' mheudachd aig $$\overrightarrow {PQ}$$?

### 5

Ma tha na puingean $$T(2, - 1)$$, $$U( - 1,1)$$ agus $$V(k,3)$$ air an aon loidhne dhìrich, tha $$k$$ co-ionann ri:

### 6

Tha $$A(1,2,1)$$, $$B(4,5,6)$$ agus $$C(10,y,16)$$ co-loidhneach. Dè an luach a th' aig y?

### 7

Tha $$A(4, - 2,0)$$, $$B(10,7,3)$$ agus $$C(14,13,5)$$ co-loidhneach. Dè an co-mheas anns a bheil $$B$$ a' roinn $$AC$$?

### 8

$$A = (1, - 2,4)$$ agus $$B = (8,12, - 3)$$. Obraich a-mach na co-chomharran aig $$AB$$ anns a' cho-mheas $$2:5$$.

### 9

Obraich a-mach an ceàrn $$PQR$$ far a bheil $$\overrightarrow{QP}=\left(\begin{array}{l}4\\0\\3\end{array}\right)$$ agus $$\overrightarrow{QR}=\left(\begin{array}{l}\,\,\,\,\,0\\-3\\-4\end{array}\right)$$.

### 10

Obraich a-mach luach $$a.(b+c)$$ far a bheil $$a=\left(\begin{array}{l}\,\,\,\,6\\-1\\\,\,\,0\end{array}\right)$$, $$b = \left(\begin{array}{l}2\\1\\3\end{array}\right)$$ agus $$c =\left(\begin{array}{l}\,\,\,\,\,0\\\,\,\,\,\,1\\-1\end{array}\right)$$