Question

Q6. In the given figure, find the values of and y and then show that AB || CD.
Q7. In an isosceles triangle ABC with AB-AC the bisectors of angle Band intersect each other at o. Join A to show that:
(a) OB=0C (b) AO bisect angle A.
Q8. The angle of Quadrilateral are in the ratia 3:59 13. Find all the angles of the Quadrilateral,
29. Find the area of a triangle two sides of which are Bem and 11cm and the perimeter is 32cm.
Q10. AD and BC are equal perpendiculars to a line segment AB (see figure). Show that CD bisects AB.
(SECTION -
5x3-15
Q11. If a transversal Intersects two lines such that a pair of altemate interior angles is equal, then two lines are parallel
(Theorem 6,3)
Q12. A triangle and a parallelogram have the same base and same area. If the sides of the triangle are 26cm, 28cm
and 30
cm. And the parallelogram stands on the base 28cm. Find the height of the parallelogram.
Q13. ABCD is a rectangle and P, Q, R, S are mid points of the sides AB, BC, CD, and DA respectively. Show that the
Quadrilateral PQRS is a rhombus.
Q14. ABC is an isosceles triangle in which altitudes BE and CF are drawn to sides AC and AB respectively (See figure) Show
that these altitudes are equal.
Q15 In Fig. 6.43, 1 PQ IPS, PQ|| SR. SOR - 28' and QRT = 65°. then find the values of x and y.​

Answer 1

Answer:

ok i will try to solve this problem