Chapter 10 Review

Front

Solve for x: 2x + 4 = 20

Back

x = 8

Tags

CCSS.7.EE.B.4A

Front

What is the equation of a circle with center (-1, -1) and radius 3?

Back

(x + 1)² + (y + 1)² = 9

Tags

CCSS.HSG.GPE.A.1

Front

Convert to standard form: x² + y² + 6x - 10y - 15 = 0

Back

(x + 3)² + (y - 5)² = 49

Tags

CCSS.HSG.GPE.A.1

Front

Solve for a: 3a + 2 = 20

Back

a = 6

Tags

CCSS.7.EE.B.4A

Front

Two tangents from a point outside a circle are equal in length. If the length of one tangent is 14, what is the length of the other tangent?

Back

14

Tags

CCSS.HSG.C.A.2

Front

What is the standard form of a quadratic equation?

Back

y = ax² + bx + c

Front

Define a tangent line to a circle.

Back

A tangent line is a straight line that touches the circle at exactly one point.

Front

What is the distance formula between two points (x1, y1) and (x2, y2)?

Back

d = √((x2 - x1)² + (y2 - y1)²)

Tags

CCSS.HSG.GPE.B.7

Front

What is the formula for the area of a circle?

Back

A = πr²

Tags

CCSS.7.G.B.4

Front

What is the Pythagorean theorem?

Back

In a right triangle, a² + b² = c², where c is the hypotenuse.

Tags

CCSS.8.G.B.8