Asked by Elis
The height of an isosceles triangle is 4 cm. Each of the two equal sides measure 5 cm. What is the area of the triangle?
Answers
Answered by
Reiny
Make a sketch and draw in the altitude.
See that right-angled triangle with hypotenuse 5 and height of 4 ?
You should recognize the 3-4-5 right-angled triangle, if not, use Pythagoras to find the base.
Area of triangle = (1/2)base x height
= (1/2)(6)(4) = .....
See that right-angled triangle with hypotenuse 5 and height of 4 ?
You should recognize the 3-4-5 right-angled triangle, if not, use Pythagoras to find the base.
Area of triangle = (1/2)base x height
= (1/2)(6)(4) = .....
Answered by
Philip
Good 👍
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