Geometry Formulas Review

Question 1

A circle has equation: (x - 15)2 + (y + 16)2 = 49. What is the radius of this circle?

Accepted Answer

7

Question 2

Which is the correct formula for the volume of a sphere?

Accepted Answer

V = (4/3)πr3

Question 3

How do you find the volume of a cylinder?

Accepted Answer

V = πr2h

Question 4

The measure of arc AEB equals...

Accepted Answer

266

Question 5

The measure of the inscribed angle is...

Accepted Answer

40

Question 6

Which of these is the correct formula to find the area of a rhombus?

Accepted Answer

A=(1/2)d1d2

Question 7

Which of these is the correct formula to find the volume of a cone?

Accepted Answer

V = (1/3)Bh

Question 8

When (h, k) is the center and r is the radius, the general equation of a circle is...

Accepted Answer

(x - h)2 + (y - k)2 = r2

Question 9

What is the correct formula for the area of a trapezoid?

Accepted Answer

A = (1/2)(b1 + b2)h

Question 10

The correct formula for the Pythagorean Theorem is...

Accepted Answer

a2 + b2 = c2

Question 11

The total sum of the angles in a triangle is...

Accepted Answer

180 degrees

Question 12

A circle has equation: (x + 2)2 + (y - 13)2 = 25. What is the center of this circle?

Accepted Answer

(-2, 13)

Question 13

The measure of the central angle is...

Accepted Answer

80

Question 14

To find the area of a sector in a circle, we should use...?

Accepted Answer

Area

Question 15

The "cosine" ratio uses what two sides of a right triangle?

Accepted Answer

Hypotenuse & Adjacent

Question 16

The total sum of the angles in a quadrilateral is...

Accepted Answer

360

Question 17

In a circle, an inscribed angle is __________ the measure of its intercepted arc.

Accepted Answer

half

Question 18

The "tangent" ratio uses what two sides of a right triangle?

Accepted Answer

Opposite & Adjacent

Question 19

In the Pythagorean Theorem, the hypotenuse is always represented using what variable?

Accepted Answer

c

Question 20

To find arc length in a circle, we should use...?

Accepted Answer

Circumference

Question 21

A circle measures how many degrees?

Accepted Answer

360

Question 22

A circle has center (-5, -4) and a radius of 6. What is the correct equation for this circle?

Accepted Answer

(x + 5)2 + (y + 4)2 = 36

Question 23

A circle has center (0, 8) and a radius of 11. What is the correct equation for this circle?

Accepted Answer

x2 + (y - 8)2 = 121

Question 24

Which is NOT a formula for the circumference of a circle?

Accepted Answer

πr2

Question 25

How do you calculate the midpoint of a segment?

Accepted Answer

((x1 + x2)/2, (y1 + y2)/2)

Question 26

The "sine" ratio uses what two sides of a right triangle?

Accepted Answer

Opposite & Hypotenuse

Question 27

Which is the formula for the area of a circle?

Accepted Answer

πr2

Question 28

Which one is the correct formula to calculate the distance between two points?

Accepted Answer

√((x2 - x1)2 + (y2 - y1)2)

Geometry Formulas Review

Questions 28

Geometry Formulas Review

Questions 28