Write as a percent.
0.63
a. 0.063%
b. 6.3%
c.630%
d.63%

d.63%

Step-by-step explanation:

To write as a percent move the decimal 2 places to the left.

it costs $20 to interview each person for a survey. find the cost to obtain a +- 3% margin of error.

step-by-step explanation:

copy and paste, put it in google

false

step-by-step explanation:

false.   two legs of the trapezoid would be congruent, but the other two would not.   were all the legs congruent, then we'd have a square; were the 2 shorter sides congruent and the 2 longer sides also congruent, we'd have a rectangle.