Answer:
Option A. <A and <B are complementary angles
Option D. 
Step-by-step explanation:
we know that
If ABC is a right triangle
then
------> by complementary angles
and


Remember that

so


Ascending order just means to be arranged from smallest to largest
Answer: 1/6 2/3 3/5
Tan=sin/cos
So sin a= 7
Cos a= 24
Answer:
simplified its 5:4 for juniors to freshmen's
Step-by-step explanation:
800-450=350, 350+100=450, 450-210=-240. The submarine is now positioned at 240 ft below sea level..