3x-2x^2+7-3x^2
=3x-2x^2-3x^2+7
=3x-5x^2+7
=-5x^2+3x+7 that’s how it’s solved and that’s the answer as well. Come back for help
Answer:
Step-by-step explanation:
<u>Area formula</u>
- A = 1/2(b1 + b2)h
- A = 1/2(8 + 2.2)*4 = 10.2*2 = 20.4 in²
See attached picture with the answer
use the Pythagoras theorem method
a squared plus b squared equals c square