Answer:
1 - cosΘ
Step-by-step explanation:
using the identity
sin²x + cos²x = 1 , then
sin²x = 1 - cos²x
= ← factor 1 - cos²Θ as a difference of squares
= ← cancel 1 + cosΘ on numerator/ denominator
= 1 - cosΘ
What is the volume of a square pyramid if the perimeter of the base is 44 in and the height is 19 in.? Round to the nearest tent
1 answer:
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Answer:
125°
Step-by-step explanation:
Angle NMP and angle LMK are equal as they are vertical angles!
When straight lines intersect one another, the angles are the same.
