Answer:
y = 
Step-by-step explanation:
using the addition formula for sine
sin(x + y) = sinxcosy + cosxsiny
then
sinxcosy + cosxsiny =
sinx +
cosx
for the 2 sides to be equal , then
cosy =
and siny = 
then
y =
(
) = 
and
y =
(
) = 
thus y = 
Answer: 145 percent or 1 whole and 45 percent
Step-by-step explanation:
Answer:
35
Step-by-step explanation:
4 x 15 = 60
-4 x 5 = - 20
-1 x 5 = -5
60 - 20 - 5 = 35
Answer:
x-intercept = 9 y-intercept = 5
Step-by-step explanation:
Answer:
It is a right triangle
Step-by-step explanation:
Depending on how you make the triangle if 3 is A 4 is B and 5 is C then the Pythagorean Theorm would be correct and it would be a right triangle.