Easy, she needs

but only has

So, take,

=
=

So, she needs to fill it 3 times.
We know that
if <span>QT is an altitude of triangle QRS
then
</span><span>the measure of angle QTS is equal to 90</span>°
so
6x+36=90-----> 6x=90-36----> x=54/6
x=9
QR=2x-5-----> QR=2*9-5-----> QR=18-5-----> QR=13
the answer is
QR=13
10 i think i don't know how to deleat this so can u?
Answer:
868
Step-by-step explanation:
5 2 4
+ 3 4 4
------------
4 + 4 = 8
5 2 4
+ 3 4 4
------------
8
2 + 4 = 6
5 2 4
+ 3 4 4
------------
6 8
5 + 3 = 8
5 2 4
+ 3 4 4
------------
8 6 8
524 + 344 = 868
Hope this helps.
Answer:
A.
Step-by-step explanation:
Since the associate property is grouping and since the only that groups the number differently is A.
6(1/3 x 7/5) changes to (6 x 1/3) 7/5
Hope this helps :)