Suppose you are asked to find the area of a rectangle that is 2.1-cm wide by 5.6-cm long. Your calculator answer would be 11.76 cm2. Now suppose you are asked to enter the answer to two significant figures. (Note that if you do not round your answer to two significant figures, your answer will fall outside of the grading tolerance and be graded as incorrect.)
What value should you use as the area of the base when calculating the answer to Part C?

Area can be calculated by multiplying the base and height it depends on you that which area is you want to calculate. If you want to calculate the AREA OF SQUARE

That formula for square is side of square is multiplied by side of the sane square.

Area of Triangle:

If you want to calculate the area of the rectangle than you have to use he formula of ½ * Base* Height.

Area of rectangle:

If you want to calculate the area of rectangle than area of rectangle can be calculated by formula as base * Height. Because rectangle ha two side equals

Two significant figures:

The condition of the question is this that there should be only two significant numbers means after the do of the number there are only two digits.If you have more than digits than the rules of significant digits should be applied on them.

Answer Details:

Subject: Physics

Level: Middle School

Key Words:

Area of square

Area of Triangle

Area of rectangle:

Two significant figures

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