Respuesta :
cos ( ∠C ) = 5/13 = 0.38462
m ∠C = cos^(-1) 0.38642 = 67.4°
m ∠A = 90° - 67.4° = 22.6°
m ∠C - m ∠A = 67.4° - 22.6° = 44.8°
Answer:
B ) 44.8°
m ∠C = cos^(-1) 0.38642 = 67.4°
m ∠A = 90° - 67.4° = 22.6°
m ∠C - m ∠A = 67.4° - 22.6° = 44.8°
Answer:
B ) 44.8°
The approximate difference between m∠C and m∠A is 44.8°
Right angle triangle:
A right angle triangle has one of its angles as 90 degrees. The other two angles are complementary. Therefore,
Hypotenuse = AC = 13 cm
BC = 5 cm
Using trigonometric ratio, let's find the angle C.
Therefore,
cos C = adjacent / hypotenuse
cos C = 5 / 13
C = cos⁻¹ 0.38461538461
∠C = 67.4183269374°
∠A = 90 - 67.42 = 22.58°
Approximate difference = 67.42 - 22.58 = 44.8°
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