Question

find the area of the parallelogram.
20.5 cm
30 cm
32 cm
enter the correct answer in the box.
□ cm²

Explanation:

Step1: 确定底和对应高

底为$20.5\ \text{cm}$，对应高为$30\ \text{cm}$

Step2: 代入平行四边形面积公式

平行四边形面积公式为$S = \text{底} \times \text{高}$，代入得：
$S = 20.5 \times 30$

Step3: 计算乘积

$20.5 \times 30 = 615$

Answer:

$615$