Home
Class 9
MATHS
Prove that if one of the angles of a par...

Prove that if one of the angles of a parallelogram be a right -angle , then it should be a rectangle.

Promotional Banner

Topper's Solved these Questions

  • PROPERTIES OF PARALLELOGRAM

    CALCUTTA BOOK HOUSE|Exercise EXERCISE - 1 (Short -answer type questions )|10 Videos

  • PROBABILITY

    CALCUTTA BOOK HOUSE|Exercise EXERCISE - 2|16 Videos

  • REAL NUMBERS

    CALCUTTA BOOK HOUSE|Exercise Exercise 1.4 ( Long answer)|18 Videos

Similar Questions

Explore conceptually related problems

Prove that if the lengths of the two diagonals of a parallelogram be equal , then the parallelogram is a rectangle.

Find the angles of the parallelogram ABCD , if angleC : angleD = 4 : 5

One angle of a parallelogram is 80^@ , the values of the other angles will be

The other angles of the parallelogram ABCD, if one of its angles is 60^(@) , are

write the ratio of the angles of a right angled isosceles triangle.

Prove that a cyclic parallelogram must be a rectangle.

Fill in the gaps. If one angle of a parallelogram is 90^@ , then it will be _____.

If a parallelogram is cyclic, then it is a rectangle. Justify.

Find the measure of all the angles of a parallelogram, if one angle is 24^(@) less than the twice of the smallest angle.