Answer:219.96 yd²
Explanation:The area of the trapezoid can be calculated using the following rule:Area of trapezoid =

where:
b1 is the length of the first base
b2 is the length of the second base
h is the height
Now, in the given we have:b1 = 15.8 yd
b2 = 21.8 yd
h = 11.7 yd
Substitute with the givens in the above equation to get the area as follows:area =

Hope this helps :)
No, it is .2 less than 5.7
#8 is D
#9 is C
#10 is D
#11 is B
#12 is A
#13 is A
#14 is A
#15 is D
Answer:
color, streak, hardness, luster
Step-by-step explanation:
I think this is right but I'm not sure not good with this stuff
Answer:
About 7 users per question
Step-by-step explanation:
Just divide the number of users helped by the number of questions answered.