Question

a) whose ordinate is -5 and which lies on y axis.
b) whose y value is 4 and x value is -3.
17. Expand (5p - 39 ) using identity.
18. Find the value of P if (1.-2) is a solution of the linear equation 2x - y =P
19. The sides of a triangle are 3 cm, 5 cm, and 6cm. What is its area?
20. What value of x will make AOB a straight line!
7
5.
B
A
O
Question numbers 21-25 carry 2 marks each
21. If x + y = 2 and xy = 32, find the value of x2 + y²
2
22. Express 0.2 35 in the form
where p & q are integers.
The uncomal side of an isosceles triangle is 6cm and its perimeter is 30cm.F​

Answer 1

Answer:

a) lie on ybaxis means that..abscissa =X .codinate =0 ..

coordinates:(0,5)

19).. side is 3 , base is 5 and side is 6.. area of triangle is 7.48cm^2