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Two triangular flags fit exactly on each other, with A… | StemPy Lab

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Two triangular flags fit exactly on each other, with A, B and C landing on D, E and F in turn. The edge AB of the first flag is 9 cm long. Which edge of the second flag is also 9 cm long?

MathematicsEasyHigh School (9–10)GeneralGeometry › Triangles Board Exam

Created by StemPy Lab

Two triangular flags fit exactly on each other, with $A$ , $B$ and $C$ landing on $D$ , $E$ and $F$ in turn. The edge $AB$ of the first flag is $9\ \text{cm}$ long. Which edge of the second flag is also $9\ \text{cm}$ long?

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← The two shorter sides of a right-angled triangle measure 9 cm and 12 cm. A straight line is drawn from the right-angled corner to meet the longest side at right angles. How long is this line?A pennant is an isosceles triangle with equal sides PQ and PR, and its angle at Q is 52°. What is the angle at the tip P? →

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