Answer:
i think the first one but im not sure
im sorry if its wrong
Step-by-step explanation:
The first rectangle has a length of 20cm and a width of 2cm for the area to be 40cm. so, the dimensions must be multiplied by 4 to equal 160cm.
Answer:
ok so 10 times 4 equals 40 and then 40 times six equals 240 but I don't know what standard notation is
Truee is right you got it dude
Answer:

Step-by-step explanation:
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Convert
to a mixed number



Convert
into a mixed number



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<u>Terms</u>
Follow the PEMDAS order of operation:
- P = Parenthesis
- E = Exponents
- M = Multiplication
- D = Division
- A = Addition
- S = Subtraction
<em>You do these steps in the order for which the equation comes. For example, start with the exponents if there are not any parentheses.</em>