Answer:
Step-by-step explanation:
Evaluate the Pythagorean Theorem for the triangle.
a² + b² = c²
5² + x² = 10²
25 + x² = 100
Subtract 25 from both sides.
x² = 75
Square root.
x = sqrt(75)
Expand the radical.
x = 5*sqrt(3)
Find the fifth term in the geometric sequence for a1=2 and r=3
1 answer:
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Answer:
Step-by-step explanation:
<u>The Circumference of a Circle</u>
The circumference is the arc length of the circle.
A circle with radius r has a circumference calculated by:
If we are given the circumference, the radius can be calculated by solving the equation for r:
The circumference of the circle is 1,017.36 units. Calculating the radius: