In right angled triangle ABC the hypotenuse AB is of length 18 cm and measure of angle B is 60 degrees. Then what is the length of BC?
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Answered by
0
Answer:
half of hypotenuse length 18/2 = 9 cm
Answered by
0
Answer:
9 cm
Step-by-step explanation:
cos theta = Base/ Hypotenuse
thetha = 60
cos 60 = 1/2
1/2 = Base / 18
Base = 9cm
Base = BC = 9cm
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