praxis math

Question 1

area of circle

Answer 1

pi (r) ^2

Question 2

circumference of circle

Answer 2

2 (pi) (r)
or
pi (d)

Question 3

surface area

Answer 3

sum of all areas

Question 4

volume of rectangular

Answer 4

L x W x H

Question 5

Volume of cube

Answer 5

a^3
“a” is one side length

Question 6

volume of prism

Answer 6

B x H

Question 7

area of triangle

Answer 7

1/2 BH

Question 8

mean

Answer 8

average

Question 9

median

Answer 9

middle #

Question 10

mode

Answer 10

most frequent

Question 11

range

Answer 11

distance from lowest to highest

Question 12

slope

Answer 12

y2 -y1
———-
x2 -x1

Question 13

slope intercept form

Answer 13

y= mx + b

Question 14

arithmetic sequence

Answer 14

a n = a1 + (n-1) d

Question 15

rational number

Answer 15

fractions or a part of something

Question 16

how many weeks in a year

Answer 16

52

Question 17

communicative property

Answer 17

(a+b) = (b+a)
(a x b) = (b x a)

Question 18

associative property

Answer 18

(a + b) + c = a + (b + c)

Question 19

multiplication inverse property

Answer 19

an answer of 1
7 x 1/7 = 1

Question 20

triangular prism

Answer 20

two bases ⛺️

Question 21

triangular pyramid

Answer 21

one base, one point
🗻

Question 22

square and rectangular pyramids

Answer 22

Triangular sides
5 faces
5 vertices
8 edges

Question 23

percent change

Answer 23

new - original
———————
original