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Anna007 [38]
3 years ago
9

Help please urgent hmwk

Mathematics
2 answers:
maxonik [38]3 years ago
8 0

ab^2 = be^2 + ae^2


6.5^2 = 6^2 + ae^2


42.25 = 36 +ae^2


6.25 = ae^2


2.5 = ae


23 = ae +ef +fd


23 = 2.5 + 9 +fd


fd = 11.5


tan D = opp/adj


tan D= cf /fd


tan  D = 6/11.5


D = tan^-1 (6/11.5)


D =27.5528


D = 27.6 degrees




Galina-37 [17]3 years ago
4 0

ab^2 = be^2 + ae^2  pythagorean theorem  e is the point below b

6.5^2 = 6^2 + ae^2

42.25 = 36 +ae^2

6.25 = ae^2

2.5 = ae

23 = ae +ef +fd                                 f is the point below c

23 = 2.5 + 9 +fd

fd = 11.5

tan D = opp/adj

tan D= cf /fd

tan  D = 6/11.5

D = tan^-1 (6/11.5)

D =27.5528

D = 27.6 degrees


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