Decimal Places & Sig Figs
DP & Sig Fig Equations
Rounding
Dot Products
Cross Products
100

This is how many decimal places 58.326 has.

What is three?

100

This is the rule you should follow when multiplying or dividing.

What are significant figures?

100

Round 12.519377518108661 to the ones place.

What is 13?

100

This is the trigonometric function associated with the dot product.

What is cosine?

100

This is the trigonometric function associated with the cross product.

What is sine?

200

This is how many decimal places 0.0004 has.

What is four?

200

This is how many decimal places result from the equation 7.236 + 6.12 - 325.247 + 9.16368.

What is two?

200

Round 35.099473078333255 to the hundredths place.

What is 35.10?

200

Find the dot product of the following:

a=⟨9,5,−4⟩

b=⟨−3,−2,7⟩

What is -65?

200

Find the cross product A x B:

A = <0,3,0>

B =<0,2,-1>

Give your answer in ijk format.

What is the vector -3i?

300

This is the number of significant figures in 60.000.

What is five?

300

This is how many decimal places result from the equation 0.0004 + 6.155789 - 0.000001 + 1.000000.

What is four?

300

Round 2.103902110875164 to the hundreds place.

What is zero?

300

Find the dot product of the following:

w=i+4j−2k

v=−3i−12j+6k

What is -63?

300

Find the cross product A x B:

|A| = 11 and is pointed toward the +Y axis.

|B| = 4 and is pointed 15 degrees toward the +Y axis from the +X axis.

Give your answer in magnitude and direction, and give 4 significant figures.

What is 42.50 into the page?

400

This is the number of significant figures in 00653.200.

What is six?

400

This is how many significant figures result from the equation 0.0004 * 6.155789 / 0.000001 * 1.000000.

What is one?

400

Round 33.239470642045590 to the thousandths place.

What is 33.240?

400

Find the dot product of the following:

|a| = 6

|b| = 35

The angle between is 60 degrees.

What is 105?

400

Find the cross product A x B:

A = <0,-2,3>

B = <2,0,1>

Give your answer in set format (i.e. what you see here)

What is the vector <-2,6,-4>?

500

This is the number of significant figures in 0.0004.

What is one?

500

This is how many significant figures result from the equation 7.236 * 6.12 / 325.247 * 9.16368 / 20.000.

What is three?

500

Round 103.906953506678502 to the ten thousandths place.

What is 103.9070?

500

Find the dot product of the following:

|m| = 14

|n| = -6

The angle between is 3pi/4

Round to 4 sig figs.

What is 59.40?

500

Find the cross product B x A:

A = <8,-2,16>

B = <4,4,-1>

Give your answer in ijk format.

What is -62i+72j+40k?

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