A rectangle contains a circle wedged between two triangles. What is the circle radius in terms of triangle heights a and b?
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Solution
The radius is ab/(a+b).
Poem
The sun came down on earth
Lost it’s colour
Everybody has seen
Suddenly,
The sun went green
He is playing hide and seek
And hides from view
Our sun is sick
Like our earth
He is exhausted
He deserves our attention
The sun deserves our affection
Like the earth, our protection