Answer:D:102
Step-by-step explanation:
We aer goint to eliminate the x's
multiply first by -5 and 2nd by 2
so that is B
Answer:
SA = 967.6 cm²
Step-by-step explanation:
Surface Area of cylinder = 
<u><em>Where r = 7 cm, h = 15 cm</em></u>
=> SA = 2(3.14)(7)(15)+2(3.14)(7)²
=> SA = 659.7 + 2(3.14)(49)
=> SA = 659.7 + 307.9
=> SA = 967.6 cm²
Answer:60
Step-by-step explanation:all sides of the triangle have to be 180 degrees
Answer: v= pie r^2 h/3
Step-by-step explanation: