The height and base of a triangle are in ratio 2:5 and it's area is 45cm^2. Find its base and height.
Answers
Answered by
0
Answer:
2×9=18,5×9=45
Step-by-step explanation:
let ratio ne x
2x,5x
triangle height =45
2x+3x=45
5x=45
x=9
Answered by
0
Answer:
18cm and 45cm
Step-by-step explanation:
Area of the triangle = 1/2 x b x h
45cm^2 = 1/2 x 5a x 2a
45cm^2 = 1/2 x 10a cm^2
5a cm^2= 45cm^2
a = 9
Height of the triangle = 9x2 = 18cm
Base of the triangle = 9x5 = 45cm
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