A triangle has base 11 cm and perpendicular height 18 cm. What is its area?
Note
For a triangle, area is half of base × height. Half of 11 × 18 is 99, so the area is 99 cm².
A triangle has base 11 cm and perpendicular height 18 cm. What is its area?
For a triangle, area is half of base × height. Half of 11 × 18 is 99, so the area is 99 cm².