Answer:1. B 2. D
Step-by-step explanation:
Answer:
i dont know have a good day pls stay safe dont get hurt and get a good grade
Step-by-step explanation:
We can find the acceleration via

We have


Then by definition of average acceleration,

so that


We alternatively could have found the time without knowing the acceleration. Since acceleration is constant, the average velocity is

Then


Answer:
152 cm²
Step-by-step explanation:
The shaded area is calculated as
outer area - inner white area
= (12 × 18) - (8 × 8 )
= 216 - 64
= 152 cm²