In an investigation of population density in Africa, it was found that the density was 15 people/km2. How many people would you
1 answer:
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The height the ladder reaches up the wall is
The ladder, the wall, and the ground form a right-angled triangle.
The ladder is the hypotenuse, or the longest side, of the triangle. The wall is opposite of the angle, , that the ladder makes with the ground.
The formula relating the angle the ladder makes with the ground, the ladder, and the wall is the trigonometric ratio
substituting the values for the ladder length, and , and solving, we get
Learn more about trigonometry here brainly.com/question/10726141
Answer:
8
Step-by-step explanation:
The square root operation does not change the base of the exponential. It multiplies the exponent by 1/2.