Answer:
EF = 8.8 cm
Step-by-step explanation:
In the given right angled ΔDEF, DE is the hypotenuse while EF and DF are adjacent sides. So that applying the Pythagoras theorem, we have;
=
+ 
=
+ 
=
+ 
262.44 =
+ 184.96
= 262.44 - 184.96
= 77.48
EF = 
= 8.8023
EF = 8.8 cm
The length of side EF is 8.8 cm.
Answer:
(D)8
Explanation:

Therefore, every of the option is equal to 1/8 except 8.
The correct choice is D.
Answer:
I have no idea but it might be
YZ = XT
RS = XZ
XY = TZ
Answer:
circumference is 21.99 and area is 47 and 2/35 unit squared sorry if its a little late