Math, asked by sudhanshu96255, 1 month ago

abc is a right angle at a and bc + ac =50cm, ab=10cm. what is the value of the expression cos b×cos c - sinb×sinc?

Answers

Answered by darshika25

1

Step-by-step explanation:

In ∆ ABC, right-angled at B, AB = 24 cm, BC = 7 cm. The value of tan C is: * 1 point. 12/7

Previous Question

Next Question

Similar questions

Science, 19 days ago

DEMOCRATIC CONSTITUTION IN SOUTH AFRICA. can u please help me and explain about that ...

Geography, 19 days ago

Monsoon rainfall in Indian subcontinent is ________ type of rainfall.

Math, 19 days ago

Which of the following statements are true (a) The first moment about the mean is always zero. (b) The second moment about the mean is equal to variance. (c) none of the above (d) can't say...

Math, 1 month ago

how many times the digit 5 occurs in tens place in the whole numbers from 100 to 300?

Math, 1 month ago

Q.1 Choose the correct alternative answer for following MCQ'S. 1) If 3x+5y=9 and 5x+3y=7 then what is the value of x+y? a) 2 b)16 c)9 d) 2) Which of the following is not a linear equation? a) x+y=3 b)x-2y=3 c)x-7=y d)xy=3 3) if 6:5 = y:20 then what will be the value of y? a)15 b) 24 c)18 d) 22.5 4)what is the mean proportional of 8 and 18? a) 26 b)13 c) 12 d)10 5) what is the percentage form of...

Hindi, 8 months ago

मधुकर किसे कहा गया है और क्यों।...

Biology, 8 months ago

What is tomato a fruit or a vegetable???????

Math, 8 months ago

Please answer my question please...