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1. What is the formula to calculate the area of ​​a triangle?
A
Base x Height
B
Base x Height / 2
C
Side x Side x Side
2. If a triangle has a base of 8 cm and a height of 5 cm, what is its area?
A
13 cm²
B
20 cm²
C
40 cm²
3. If a triangle has a base of 12 cm and a height of 30 cm, what is the area?
A
180 cm
B
60 cm
C
180 cm²
4. If a triangle has sides of length 5 cm, 7 cm and 9 cm, what is its area?
A
15 cm²
B
17.41 cm²
C
20 cm²
5. If a triangle has a base of 10 cm and a height of 6 cm, what is its area?
A
16 cm²
B
20 cm²
C
30 cm²