1)four congruent circular holes with a diameter of 2in were punched out of a piece of paper,what is the area of the paper that i
s left use 3.14pi
A)80.94
B)90.36
C)93.50
D)106.06
and can someone explain how to find the answer for these type of problem?
A)80.94
B)90.36
C)93.50
D)106.06
and can someone explain how to find the answer for these type of problem?
2 answers:
You might be interested in
Answer:
Step-by-step explanation:
Expand the brackets by multiplying each term in the bracket by the expression outside the bracket:
⇒
Gather like terms and combine:
⇒
⇒
Add 14 to each side of the equation:
⇒
⇒
Divide both sides by 8:
⇒
⇒
Answer:
186 (in²) and 230 (cm²).
Step-by-step explanation:
All the details find in the attachment.
