The formula for the area of a triangle is A=1/2bh. solve the formula for h. use the new formula to find the value of H. A= 54in and the base of the triangle is 12 in. Please respond asap! D;

Use a graph site then you will find your answer

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since the cosine is the ratio of the adjacent side to the hypotenuse, you can see that cos 60° = ½. answer. according to the property of cofunctions (topic 3), sin 30° is equal to cos 60°. sin 30° = ½.