Answer:
Sine of an angle =
opposite / hypotenuse
I this figure
AB is the opposite which is 12
BC is the hypotenuse which is 13
sine ∅ = 12/13
Therefore the sine ratio of the angle is
12/13
Hope this helps
Answer:
45
Step-by-step explanation:
The sides of the rectangle are:
xy = 39
2x + 2y
Solve by simultaneous equation:
ysquared -17y + 30 = 0
Solution:
The sides are equal to 15 and 2
