exam Maths Puzzle Numerical Ability

This is a Pythagoreans Therom problem.

A right triangle has one leg that is 5cm longer than the other leg. The hypotenuse is 25cm long. Find the length of each leg of the triangle.

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exam Other Question

Crickets chirp at 59 degrees F 76 chirps per minute. At 65 degrees they chirp 100 times a minute. Write an equation expressing chirping rate in terms of temperature. Then predict chirping rate at 90 degrees F. given: triangle AFE is congruent to triangle BFC

prove: triangle DEF is congruent to DCF
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