**Q1: **

Find the area of a triangle , where , , and .

**Q2: **

Find the area of a triangle , where , , and .

**Q3: **

Find the area of a triangle , where , , and .

**Q4: **

Find the area of a triangle , where , , and .

**Q5: **

Assuming that form a right-hand system; , , and and form two adjacent sides of a triangle, find the product of into and the area of the triangle drawn.

- A , area square units
- B , area square units
- C , area square units
- D , area square units
- E , area square units

**Q6: **

is a rhombus, in which the coordinates of the points and are and , respectively. Use vectors to determine its perimeter.

- A666 length units
- B length units
- C length units
- D length units

**Q7: **

If is a triangle of area 248.5 cm^{2}, find the value of .

**Q8: **

Rhombus has vertices , , , and . Use vectors to determine its area.

**Q9: **

Rhombus has vertices , , , and . Use vectors to determine its area.

**Q10: **

Rhombus has vertices , , , and . Use vectors to determine its area.

**Q11: **

Rhombus has vertices , , , and . Use vectors to determine its area.

**Q12: **

Given that , , and , determine the area of the triangle approximated to the nearest hundredth.

**Q13: **

Given that , , and , determine the area of the triangle approximated to the nearest hundredth.

**Q14: **

Triangle has vertices , , and . Use vectors to determine its area.

**Q15: **

Suppose that and fix two sides of a triangle. What is the area of this triangle, to the nearest hundredth?

**Q16: **

**Q17: **