Answer:
r = 33 , s = 18
Step-by-step explanation:
Rationalise the denominator by multiplying both numerator and denominator by the conjugate of the denominator.
The conjugate of 4 -
is 4 +
, then
← expand numerator/denominator using FOIL
= 
= 
= 
= 
with r = 33 and s = 18
You have the opposite and the hypotenuse given. So you use the sine ratio
Sin x = 6/9
x= sin inverse of 6/9 = 41.8 degrees
Answer:
65/2
Step-by-step explanation:
3 1/4= 13/4
13/4(10)=65/2
Answer:
Trapizium
70
110
110
I think this ans may help you