Answer:
Step-by-step explanation:
b
Answer: give me an explanation because im confused
Step-by-step explanation:
Answer:
see explanation
Step-by-step explanation:
Using the trigonometric identity
sin²x + cos²x = 1
Consider the left side
2cos²A - 1 ← replace 1 by sin²A + cos²A
= 2cos²A - ( sin²A + cos²A)
= 2cos²A - sin²A - cos²A
= cos²A - sin²A = right side ⇒ verified
Answer:
12.700 i think
Step-by-step explanation:
Whereas the basic formula for the area shape is length x width the basic formula for volume is length x width c height