Answer:
293.5
Step-by-step explanation:
40×50/2
=1000 cm²
π×15²
3.14×225
706.5
1000-706.5=293.5 cm²
Answer: -2v-20
Step-by-step explanation: -2 times v is -2v
and -10 times -2 is -20.
The correct answer would be the 3rd one because the number simplified equals that