In ΔABC, AB = AC and the bisector of ∠B and ∠C meet at a point O, then ΔOBC is
Congruent to ΔABC
Q. Which of the following is not the property of a rhombus?
- Diagonals bisect each other
- All sides are equal
- Opposite angles are equal
- Diagonals are equal
Q. If adjacent sides of a parallelogram are equal, then it is a
Q. If the lengths of diagonals of a rhombus are 8 cm and 6 cm then length of its side is 5 cm.
Q. If the diagonals of a quadrilateral intersect perpendicularly then the quadrilateral is square.
Q. All squares are rhombuses.
Q. Two adjacent angles of rhombus are 3x−40∘ and 2x+20∘.Find the measurement of the greater angle.
Q. If ABCD is a rhombus, AC is itssmaller diagonal and ∠ ABC=60∘, then find the length of a side of the rhombus when AC=7 cm.
- 6 cm
- 7.5 cm
- 6.5 cm
- 7 cm
Q. The perimeter of a rhombus is 100cm. Find one of it's sides.
- 100 cm
- 50 cm
- 75 cm
- 25 cm
ABCD is rhombus with ∠ABC = 30°. The measure of ∠ACD is: