Answer:
Step-by-step explanation:
9 * 82 = ( 10-1) * 82
= 10*82 - 1 *82
= 820 - 82
= 738
1kg = 2.205 lbs
Therefore, 1 lb = 1/2.205 kg
Or 5.4lb = 5.4/2.205
= 2.44 kgs
Thus, this package will weigh 2.44 kgs
Answer:
2x + .8 = 58.9
His number, x, is 29.05
Step-by-step explanation:
2x + .8 = 58.9
2x = 58.1
x = 29.05
Answer:
The value of Tan (a + b) is
.
Step-by-step explanation:
Given as :
Tan b = 
Sin a = 
∵Sin Ф = 
So,
= 
Now, Base² = Hypotenuse² - Perpendicular²
Or, Base² = 13² - 12²
Or, Base² = 169 - 144
Or, Base² = 25
∴ Base =
= 5
And Tan Ф = 
Or, Tan a = 
Now, Tan (a + b) = 
Or, Tan (a + b) = 
or, Tan (a + b) = 
or, Tan (a + b) =
Or, Tan (a + b) = 
Hence The value of Tan (a + b) is
. Answer
Answer:
1 . -2 and 7. 2.-6 and 3 i think
Step-by-step explanation: