alex3049 alex3049
  • 20-09-2018
  • Business
contestada

∆DEF, FE=5 and angle D=43

Respuesta :

20cookelilyana 20cookelilyana
  • 20-09-2018

The side FE is opposite to the angle <D in the right triangle ∆DEF while DE is the adjacent side.


Thus, FE / DE = tan<D and DE = FE cot<D = 5 / tan 43° = 5/0.93 = 5.4 and the answer is B.

Answer Link

Otras preguntas

How many different arrangements of the letters in the word "eyes" are there?
Most organisms use water in ( a. the form of rain. ( b. liquid form. ( c. solid form. ( d. gaseous form.
Solve by factoring of finding square roots. x^2+9x+20=0 A. -4,-5 B. -2,10 C. 4,5 D. 2,10
Match the World Religion with its House of Worship.
Identify the missing symbol in the expression 3/8 ? 0.382 = < >
What is celebrated on the jewish holiday of hanukkah?
Ayer, yo (despertarse) muy temprano. A) se despierto B) me desperté C) le desperté D) despierto
What type of mountain is most likely to form when plates with edges that have oceanic lithosphere collide? folded mountain volcanic mountain fault-block mounta
Match the World Religion with its Country of Origin
David wants to capture a photograph of his garden on a sunny day. What will allow him to control the amount and sensitivity to light of his camera? A.internal p