Understanding Tangent Lines and the Pythagorean Theorem

What are the points identified on the line in the problem?

• A, B, C, D

• W, X, Y, Z

• P, Q, R, S

• L, M, N, O

What is the nature of the line AB in the problem?

• Secant

• Tangent

• Chord

• Parallel

What does a tangent line create with the radius at the point of tangency?

• An acute angle

• A right angle

• An obtuse angle

• A straight line

Which theorem is applied to find the value of x?

• Remainder theorem

• Pythagorean theorem

• Binomial theorem

• Fundamental theorem of calculus

What is the formula for the Pythagorean theorem?

• a^2 + b^2 = c^2

• a^2 - b^2 = c^2

• a^2 + b^2 = c

• a + b = c

What is the equation set up using the Pythagorean theorem in this problem?

• x + 12^2 = (x + 8)^2

• x^2 + 12^2 = (x + 8)^2

• x^2 + 12 = (x + 8)^2

• x^2 + 12^2 = x + 8

What is the value of 12 squared?

• 120

• 124

• 148

• 144

What is a perfect square trinomial?

• A polynomial with three terms

• A polynomial that can be factored into a binomial squared

• A polynomial with no real roots

• A polynomial with a degree of three

What does FOIL stand for in algebra?

• First, Outer, Inner, Linear

• First, Outer, Inner, Last

• First, Outer, Inner, Least

• First, Outer, Inner, Long

What is the expanded form of (x + 8)^2?

• x^2 + 8x + 16

• x^2 + 16x + 8

• x^2 + 8x + 64

• x^2 + 16x + 64