Calculate the area of the plate

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Reference no: EM13800591

1) A rectangular plate has a length of (24.0 ± 0.2) cm and a width of (9.4 ± 0.1) cm. Calculate the area of the plate, including its uncertainty?

2) Carry out the following arithmetic operations. (Give your answers to the correct number of significant figures.)

(a) the sum of the measured values 756, 37.2, 0.83, and 2

(b) the product 0.003 2 ? 356.3

3) A rectangular building lot has a width of 69.0 ft and a length of 123 ft. Determine the area of this lot in square meters.

4) Suppose your hair grows at the rate 1/31 in. per day. Find the rate at which it grows in nanometers per second. Because the distance between atoms in a molecule is on the order of 0.1 nm, your answer suggests how rapidly layers of atoms are assembled in this protein synthesis.

Reference no: EM13800591

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