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The bottom of the ladder on a horizontal flat surface rests against a wall. It makes an angle of elevation of 35°. The bottom of the ladder is 42 ft from the base of the wall. How long is the ladder? Round your answer to the nearest whole number. Do not include units.

3 answers

routine right-triangle trig.

cos35° = 42/hypotenuse
hypotenuse = 42cos35 = 34.4 ft

to the nearest whole number, 34 ft

Final answer 300cm.

Pls teach me.

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