Question

help please answer only​

Answer 1

Answer:

3. a) 210cm.cm

4. x (question not clear)

Step-by-step explanation:

3. area of parallelogram = height × base

= 10 × 21 = 210 cm.cm

Answer 2

$\huge \tt {\purple{Answers:}}$

3. area of parallelogram = $\tt base \times height \\\\\ \implies {\tt 210 \times 10 } \\\\\ \implies {\tt 210~cm^2}$