Evaluate 4 to 3 power
1 answer:
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Answer:
<u>Step-by-step explanation:</u>
Given: cos x = , x is in Quadrant 4
Use Pythagorean Theorem to find sin x:
8² + y² = 17²
y² = 17² - 8²
y² = 289 - 64
y² = 225
y = 15
→ sin x =
Use the double angle formula to find cos (2x):
Answer:
Width of the rectangular field =
Step-by-step explanation:
Perimeter of the field=
Length of the field=
Width=?
Perimeter of a rectangular field=
The Width of the rectangular field is