Answer:
10 x 12 = 120cm^2
Step-by-step explanation:
base times height
10cm x 12cm
120cm^2
(120cm squared)
Hope it helps you in your learning process.
Distribute the parentheses:
2(x + 1)
2 · x = 2x
2 · 1 = 2
2(x + 1) = 2x + 2