Question

इस बेस ऑफ द टेलीग्राम इज 18 सेंटीमीटर एंड 11cm, find its area​

Answer 1

Answer:

99cm²

Step-by-step explanation:

Given, base = 18cm

altitude = 11cm

$ar(triangle) = \frac{1}{2} \times 18 \times 11 \\ = 9 \times 11 \\ = 99{cm}^{2}$