Answer:
(800 x 9) + (10 x 9)
Step-by-step explanation:
Find out what 810 x 9 is:
810 x 9 = 7290
Then see which expression has the same answer. Personally I'd check all of them, but luckily the first expression is the correct one so you don't need to go through the rest (since it only asks for one correct expression):
(800 x 9) = 7200
(10 x 9) = 90
7200 + 90 = 7290
First step : 2(2))+5\2 -2(2))+3\2 =9\2 -7\2 =2\2 =1
Answer:
20% and 95%
Step-by-step explanation:
I know this is correct trust me!
Answer:
cos 29 = x / 11
11 * cos 29 = x
x = 11 * 0.87462
x = 9.62082
Step-by-step explanation:
area of perimeter : length × height
= 10.8km × 6km
=64.8km^2
