Answer:
Step-by-step explanation:
20/2 + 5/2 = 25/2 = 12 1/2
Answer:
E
Step-by-step explanation:
The expression given is: sec β - cos β ( i will write "beta" instead of the symbol β)
<em>We know that
</em>
<em>Substituting this into the the expression and doing some algebra manipulation, we have:</em>

<em>Using the identity
(also
), we can now write:</em>

<em>We know
, substituting this, we have:</em>

Answer choice E is the right answer.
A rectangular prism and a cylinder a rectangular prism and a cone a cylinder and a cone a cylinder and a pyramid
Multiply 3.5 by 10 by moving the decimal point one place to the right. this gives you 35.