What is the value of x if the sides of a equilateral triangle are x+9 , 3x-9 , and 2x
1 answer:
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Answer: 18 cm^2
Step-by-step explanation:
There are four equal triangle and a rectangle.
Formula of a rectangle = b * h = 2*3 = 6
Formula of triangle = but there four of them so we times them by 4, this leaves us with 2 (b * h) = 2(2*3) = 12
Area of pentagon = area of all triangles + rectangle
Area of pentagon = 12 + 6 = 18
Hope this helps.
Answer:
m=
Step-by-step explanation:
Slope of a line is the co efficient of x in the given line.