hannahkelly1629
09.09.2019 •
Mathematics
Solve the right triangle. round lengths to the nearest tenth and angles to the nearest degree
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Ответ:
The answer to your question is:
AC length = 1.7 cm
∠A = 30.7°
∠ B = 59.3 °
Step-by-step explanation:
To find the length of AC, we use the pythagorean theorem:
c² = a² + b² but we need to find a Ac which is a leg so we clear a from the equation
a² = c² - b²
a² = 3.28² - 2.8²
a² = 10.8 - 7.8
a² = 3
a = 1.7 cm
To find ∠A we use the sine function
sine Ф = AC / AB = 1.7/3.28 = 0.51
Then ∠A = sine-1 = 30.7°
To find ∠B = 180 - 90- 30.7 = 59.3°
Ответ:
The answer to your question is:
AC length = 1.7 cm
∠A = 30.7°
∠ B = 59.3 °
Step-by-step explanation:
To find the length of AC, we use the pythagorean theorem:
c² = a² + b² but we need to find a Ac which is a leg so we clear a from the equation
a² = c² - b²
a² = 3.28² - 2.8²
a² = 10.8 - 7.8
a² = 3
a = 1.7 cm
To find ∠A we use the sine function
sine Ф = AC / AB = 1.7/3.28 = 0.51
Then ∠A = sine-1 = 30.7°
To find ∠B = 180 - 90- 30.7 = 59.3°
Ответ:
the answer is 0.0800320128 or in simplified form 0.08
Step-by-step explanation:
First you divide 12 ÷ 5.88 = 2.04081632653. Then you divide 20 ÷ 10.20 = 1.96078431373. Lastly you subtract 2.04081632653 - 1.96078431373 = 0.0800320128 or 0.08