UPSKILL MATH PLUS

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### Exercise condition:

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1. If $$\Delta ABC$$ is an isosceles triangle with $$\angle C = 90^\circ$$ and $$AC = 4 \ cm$$, then $$AB$$ is:

2.

In the given figure $$\angle BAC = 90^\circ$$ and $$AD \perp BC$$ then:

3. Two poles of heights $$6 \ m$$ and $$11 \ m$$ stand vertically on a plane ground. If the distance
between their feet is $$12 \ m$$, what is the distance between their tops?

4.

In the given figure, $$PR = 26 \ cm$$, $$QR = 24 \ cm$$, $$\angle PAQ = 90^\circ$$, $$PA = 6 \ cm$$ and $$QA = 8 \ cm$$. Find $$\angle PQR$$.