Math, asked by pranu9894, 1 year ago

Parallelogram ab=6cm ad=4.5cm and bc=7.5

Answers

Answered by kspaneserpcd1d9

1

It looks bd=7.5. From cosine equation 7.5= sqrt(6^2+4.5^2+2*6*4.5cos A) gives angle A=90. Hence it is a rectangle.

Previous Question

Next Question

Similar questions

Science, 9 months ago

After which age there is no growth and developement in human body. a. 17or18 b. 18or19 c. 19or20 d. 15or16...

Computer Science, 9 months ago

iii. ability of a person Manage his time and things well. a) Self-Motivation c) Self Discipline b) Self Awareness d) Self-Regulation...

English, 9 months ago

word meaning of wallet...

English, 1 year ago

In the story ',the fun they had ',do you really think that they really had much fun? Give reason for your answer.

Math, 1 year ago

Quadrilateral ABCD with AB=5.5cm, BC=3.5cm,CD=4cm, AD=5cm and angle b 80 degrees...

Hindi, 1 year ago

Difference between village and city in hindi diary writing...

Political Science, 1 year ago

Difference between state and central caste certificate...

Biology, 1 year ago

Difference between rehabilitation and retrofitting...