SY25 Geometry IA2 (Final) Review A
Flashcard
•
Mathematics
•
9th Grade
•
Hard
+10
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the formula to find the angle of a ramp given the vertical and horizontal distances?
Back
The angle θ can be found using the formula: θ = arctan(opposite/adjacent) = arctan(vertical distance/horizontal distance).
Tags
CCSS.HSG.SRT.C.8
2.
FLASHCARD QUESTION
Front
What does it mean for two triangles to be similar?
Back
Two triangles are similar if their corresponding angles are equal and their corresponding sides are in proportion.
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
3.
FLASHCARD QUESTION
Front
How do you calculate the length of a minor arc in a circle?
Back
The length of a minor arc can be calculated using the formula: Arc Length = (θ/360) * 2πr, where θ is the central angle in degrees and r is the radius.
Tags
CCSS.HSG.C.B.5
4.
FLASHCARD QUESTION
Front
What is the relationship between the angles in a triangle?
Back
The sum of the interior angles in a triangle is always 180°.
Tags
CCSS.8.G.A.5
5.
FLASHCARD QUESTION
Front
If m ∠ P = 60°, how do you find the measure of angle C in a triangle?
Back
Use the triangle angle sum property: m ∠ C = 180° - (m ∠ A + m ∠ B). If m ∠ A = 60°, then m ∠ C = 180° - 60° - 60° = 60°.
Tags
CCSS.8.G.A.5
6.
FLASHCARD QUESTION
Front
What is the definition of a right triangle?
Back
A right triangle is a triangle that has one angle measuring 90°.
Tags
CCSS.4.G.A.2
7.
FLASHCARD QUESTION
Front
What is the Pythagorean theorem?
Back
The Pythagorean theorem states that in a right triangle, the square of the length of the hypotenuse (c) is equal to the sum of the squares of the lengths of the other two sides (a and b): c² = a² + b².
Tags
CCSS.8.G.B.7
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