Answer:
255cm²
Step-by-step explanation:
area of triangle=1/2 . 10 . 7=35cm²
area of rectangle =10x22cm²=220cm²
total area of polygon = 35+220cm²=255cm²
pls mark as brainliest
volume: 1/3 a²h
= 1/3 ×2²x6
= 8 feet³