Answer:
140
Step-by-step explanation:
20+4(s)=
20+4(30)=
20+ 120=
140
Answer:
49
Step-by-step explanation:
Since it is a square, the diagonals are congruent. If a square is split like this, it becomes two congruent right triangles. The relationship between the sides and hypotenuse is a 1:
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ratio. So if the diagonal of a square is 14 cm, then the side length would be 14/
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, which is approximately 9.899. I don't understand what the answer choices are, but you should be able to square root the numbers to determine the answer.
Answer:
Step-by-step explanation:
15+9k