Grade 9 Math: Intro to Geometry Area of a Triangle

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True
False

A right-angled triangle has a base of 6cm and a height of 5cm. What is the area?

15cm$$^2$$
30cm$$^2$$
10cm$$^2$$
5cm$$^2$$

A right-angled triangle has a base of 25cm and a height of 4cm. What is the area?

25cm$$^2$$
100cm$$^2$$
150cm$$^2$$
50cm$$^2$$

4cm
6cm
12cm
10cm