Sin155° = _____ sin25° sin(-25)° -sin25°
1 answer:
Answer:
sin 25
Step-by-step explanation:
sin(A − B) = sinA cosB − cosA sinB
sin 155
sin( 180 -25)
A = 180 B = 25
sin180 cos25 − cos180 sin25
Sin 180 = 0
cos 180 = -1
0 - (-1) sin 25
sin 25
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Answer:
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Step by step explanation
Going by BODMAS
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Answer:
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Step-by-step explanation:
It is acute isosceles triangle
Answer:
12y
Step-by-step explanation: 3(y4)
3×y×4 = 12y
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Area = 34 x 14
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Answer: 476 yd²
