Answer the question.In the given figure, what is the intersection of the planes DCE and FAB?

A.
B.
C.
D.


Answer: C

Mathematics

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For the given position function, make a table of average velocities and make a conjecture about the instantaneous velocity at the indicated time. s(t) = t2 + 8t - 2 at t = 2

A.
 ; instantaneous velocity is 17.70
B.
 ; instantaneous velocity is 18.0
C.
 ; instantaneous velocity is 5.40
D.
 ; instantaneous velocity is ?

Mathematics

Make the indicated conversion between American and metric units of weight and mass using the given property or properties. Round the answer to two decimal places if necessary.540 grams to ounces (1 oz ? 28.35 g)

A. 15,967.8 oz B. 15,309 oz C. 19.05 oz D. 18.26 oz

Mathematics

Solve. If necessary, round percents to the nearest tenth, dollar amounts to the nearest cent, and all other numbers to the nearest whole.Find the amount of decrease and the percent decrease if the original amount is  and the new amount is -5100.

A. 5202; 5095% B. 5202; 5100% C. 5202; 5200% D. 5202; 5110%

Mathematics

Determine whether the lines are perpendicular. Use a protractor.

A. Yes B. No

Mathematics