Answer:
900π
Step-by-step explanation:
surface area of a sphere: 4πr²
=> 4 × π × 15²
=> 900π
I think B is correct answer
Answer:
Step-by-step explanation:
see the attached figure with letters to better understand the problem
step 1
In the right triangle ACD
Find the length side AC
Applying the Pythagorean Theorem
substitute the given values
simplify
step 2
In the right triangle ACD
Find the cosine of angle CAD
substitute the given values
----> equation A
step 3
In the right triangle ABC
Find the cosine of angle BAC
substitute the given values
----> equation B
step 4
Find the value of x
In this problem
----> is the same angle
so
equate equation A and equation B
solve for x
Multiply in cross
step 5
Find the length of BC
In the right triangle BCD
Applying the Pythagorean Theorem
substitute the given values
simplify
The polynomial 400x⁶ + 600x⁶ has a degree of 6 and is a binomial.
<h3>What is a
polynomial?</h3>
Polynomial is an expression that involves only the operations of a<em>ddition, subtraction, multiplication</em> of variables.
Polynomials are classified based on degree as linear, cubic, quadratic, etc.
A polynomial with two terms is known as a binomial. Hence:
The polynomial 400x⁶ + 600x⁶ has a degree of 6 and is a binomial.
Find out more on polynomial at: brainly.com/question/2833285