Answer:
Step-by-step explanation:
<u>Coordinates of points</u>
i) lies on x- axis with abscissa - 3
- If it lies on x- axis, it has zero y-coordinate
- It is (-3, 0)
ii) lies on y-axis with ordinate 5
- It lies on y-axis, it has zero x-coordinate
- It is (0, 5)
Answer:
(a+11)(a-1)
Step-by-step explanation:
Answer:
v^32
Step-by-step explanation:
-4x-8=32
since it is a negative times a negative it becomes a positive
Answer:
d) 24.2 cm²
<em>Area of equilateral triangle A = 24.22 cm²</em>
Step-by-step explanation:
<u><em>Step(i)</em></u>:-
<em> Perimeter of equilateral triangle = 3 a</em>
Given Perimeter of equilateral triangle = 22.45 cm
now 3 a = 22.45
Dividing '3' on both sides,we get
a = 7.48 cm
<u><em>Step(ii):</em></u>-
<em>Area of equilateral triangle</em>
<em> </em>
<em></em>
<em> </em>
<em></em>
<em> A = 24.22 cm²</em>
<u><em>Conclusion</em></u><em>:-</em>
<em>Area of equilateral triangle A = 24.22 cm²</em>