Question

015. If a transversal intersects two parallel lines, then each paili
(Q16 to Q20) answer the following:
16. Prove that, Angles opposite to equal sides of an isosceles triangle are equal
7. Prove that the sum of the angles of a triangle is 180°
8. If the point (3, 4) lies on the graph of the equation 5y =ax +10. Find a
. Locate the points on the graph A (-5,0), B (0,5), C (-3, 4) and D (-4,-5).
Find the dimension of the cuboids whose volume is given: V = 3x²-12x
OR
Factorise: x2-y2
100​

Answer 1

Answer:

17 - let the sides of triangles be x, x ,x

then , according to question.....

x+x+x=180

3x = 180

x =60...