Question 1 is C
Question 2 is D
Question 4 is B
4 feet 2 inches = 50 inches
50 / 5 = 10 square tiles
Answer:
40,000
Step-by-step explanation:
You just add 60,000 and 30,000 which makes 90,000 and subtract it with the 50,000 then which equals to 40,000. <em>you don't need to rate me.</em>
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The attached diagram is an interpretation of the question.
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The distance AD is found by Pythagoras theorem, with
AD=sqrt(BC^2+(AB-DC)^2)=sqrt(21^2+2^2)=sqrt(441+4)=sqrt(445)
=
21.095 (to the third decimal place)