Answer:
14
Step-by-step explanation:
mass of 100 centimeters of copper wire is 
so, mass of 1 centimeter of copper wire will be 
hence, 14 centimeters of copper wire will provide .28 copper
Answer:
Step-by-step explanation:
Answer:
25/100×52
1/4×52
1×13
13
Step-by-step explanation:
hope this helps you!!!
Answer:
Use the formula 1/2 bh
Step-by-step explanation: