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Published byBrian Brett Alexander Modified over 6 years ago
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Finding Sides Finding Angles Choosing Methods Create the Diagram Solve the Scenario 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400
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Find the labeled side length:
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Find x.
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Find x
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Find x
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What is the measure of angle A?
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Find the measure of angle Z
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Find angle C
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Find angle B
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What method would you use to solve the following question
What method would you use to solve the following question? (similar triangles, SOH, CAH, TOA, sine law, cosine law)
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Cosine Law (given two sides and their contained angle)
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What method would you use to find x
What method would you use to find x? (similar triangles, SOH, CAH, TOA, sine law, cosine law)
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Similar Triangles (Show similarity using parallel line rules and AA~)
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What method would you use to find x
What method would you use to find x? (similar triangles, SOH, CAH, TOA, sine law, cosine law)
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“TOA” tan (or tan inverse, to be more precise)
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What method would you use to find x
What method would you use to find x? (similar triangles, SOH, CAH, TOA, sine law, cosine law)
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Sine Law (no right angle; given an angle-side pair across the triangle)
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Draw a diagram: At the same time of day, a tree casts a shadow 17m long and a 1m tall post casts a shadow 3m long. How tall is the tree?
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Draw a diagram and find the three interior angles: Dexter walks away from Michael at a bearing of 040o for 7m before turning to a bearing of 170o. How far at this bearing does Dexter walk if when he stops, Michael is at a bearing of 300o from Dexter?
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Draw a diagram: Molly has a ladder to clean windows 3m above the ground. The base of the ladder can only be 0.5m from the base of the windows due to space concerns. For safety reasons, her ladder must not exceed an angle of inclination of 85o. Will she be able to clean the windows safely?
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Draw a diagram: Baseball diamonds are actually squares with side lengths of 90 feet. Ahmed is the first baseman and needs to throw the ball to his teammate half-way between second and third base. At what bearing (direction) will he need to throw the ball if second base points North?
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A tree casts a shadow 17m long and a 1m tall post casts a shadow 3m long. How tall is the tree?
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Dexter walks away from Michael at a bearing of 040o for 7m before turning to a bearing of 170o. How far at this bearing does Dexter walk if when he stops, Michael is at a bearing of 300o from Dexter?
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Molly has a ladder to clean windows 3m above the ground
Molly has a ladder to clean windows 3m above the ground. The base of the ladder can only be 0.5m from the base of the windows due to space concerns. For safety reasons, her ladder must not exceed an angle of inclination of 85o. Will she be able to clean the windows safely?
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Baseball diamonds are actually squares with side lengths of 90 feet
Baseball diamonds are actually squares with side lengths of 90 feet. Ahmed is the first baseman and needs to throw the ball to his teammate half-way between second and third base. At what bearing (direction) will he need to throw the ball if second base points North?
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