QR is the median of the trapezoid, so its length is the average of the top and bottom bases. Write that. Say (length of QR)=1/2 of (length of the top + length of the bottom). That gives you a nice simple equation that you can easily solve for 'x'.
Answer:
true
Step-by-step explanation:
Answer:95.62
Step-by-step explanation:
Answer:
689 / 1000 is the answer
Step-by-step explanation:
zzzzzzzzzzzzz
Answer:

Step-by-step explanation:
F(x)=1/3•4^x
f(3) = 1/3•4^3 = 64 / 3 = 