Calvin withdrew $40 from his bank account every month for
3 years. How much money, did Calvin withdrawal after 3 years

$1,440

Step-by-step explanation:

He withdrew $40 a month for 3 years. First you multiply $40 x 12 since there are 12 months in a year to see how much he spent in a year and multiply that number by 3 since he did it for 3 years.

$40 x 12 = $480

$480 x 3 = $1,440

21

step-by-step explanation:

answer

d. 10

explanation

the distance from point y to wx is the height of the triangle.

using pythagoras theorem,

group similar terms to get,

this implies that,

take positive square root of both sides to get,

this implies that,