30 60 90 triangles Study guides, Class notes & Summaries

Visual communication conveyance of ideas and information in a form that can be seen Types of visual communication drawings, photos, maps, text, videos, etc Engineering paper B 11" x 17" What an irregular french curve? A drafting tool that is used to draw smooth curves of varying radii What are the 2 types of triangles? one has 30°, 60° and 90° angles the other has 45°, 45° and 90° angles

Science Olympiad Meteorology Exam Questions And Answers air mass - answera huge body of air that has similar temperature, humidity, and air pressure at any given height and a source region. Remember cP, cT, mP, mT, cA continental polar (cP) - answercold, dry stable air mass that forms over land continental tropical (cT) - answerunstable, warm, dry air mass that forms over land Winter - warm and dry Summer - Hot and dry maritime polar (mP) - answerunstable cold, moist air mass that forms ...

ACT SAT Math Formulas With 100% Marking Scheme Vertical Angles - ANSWER Formed by 2 intersecting lines or segments. Always congruent. Supplementary Angles - ANSWER Two angles that form a line and add up to 180°. Right Angle - ANSWER An angle that measures 90°. Complimentary Angles - ANSWER Two angles that add up to 90°. Alternate Interior Angles (Parallel Lines) - ANSWER Ex. 3 & 6 are congruent Alternate Exterior Angles ...

Area of a circle = - ANSWERSπr² Circumference of a circle - ANSWERS2πr Area of a rectangle = - ANSWERSL x W Area of a triangle = - ANSWERS1/2 x bh Pythagorean Theorem - ANSWERSa²+b²=c² Special Right Triangles (degrees) - ANSWERSrefers to the 45-45-90 and 30-60-90 right triangles Volume = - ANSWERSL x W x H Volume of a cylinder = - ANSWERSπr²h Volume of a sphere = - ANSWERS4/3πr³ Volume of a cone = - ANSWERS1/3πr²h Volume of a pyramid = - ANSWERS1/3 x L x...

What is the order of operations? - correct answer Parentheses, exponents, multiplication, division, addition, subtraction What are natural numbers? - correct answer All whole numbers except for 0 How to determine if a number is prime - correct answer Approximate a square root, then try to divide the number by all prime numbers below the approximated root What are relatively prime numbers? - correct answer The greatest common factor is 1, but the numbers are not necessarily prime. For...

GRE Math Questions with Rationale 2023 The sum of the angles in a quadrilateral is 360° Any n-sided polygon can be divided into how many triangles? (by drawing diagonals from one vertical) n-2 The sum of the measures of the n angles in a polygon with n sides (n-2) x 180 In any polygon, all external angles equal up to 360° If you measure all exterior angles in a polygon, they all equal 360° In any Regular Polygon, the measure of each interior angle (n-...

ASVAB Mathematics Knowledge Test Questions and Answers 100% Pass Vision a box... Side box 5cm bottom right long side 4 cm front bottom short side 3cm The volume of this box is A. 12 cm 3 B. 15 cm 3 C. 20 cm 3 D. 60 cm3 The correct answer is (D) 60 cm3. The volume of a cubic rectangle is length x width x height: 3 x 4 x 5 = 60 If n is a positive integer divisible by 7, and if n < 70, what is the greatest possible value of n? A. 49 B. 56 C. 63 D. 69 The correct answer is (C) 63. If ...

Common Factors - Break down both numbers to their prime factors to see what factors they have in common. Multiply all combinations of shared prime factors to find all common factors. Gross Profit - Gross profit = Selling Price - Cost Combined Events - For events E and F: • not E = P(not E) = 1 - P(E) • E or F = P(E or F) = P(E) + P(F) - P(E and F) • E and F = P(E and F) = P(E)P(F) Multiplication Principle - The number of ways independent events can occur together ca...

1 MISSOURI BOATING LICENSE EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ Bow Correct Answer: Front of the vessel. Stern Correct Answer: Rear of the vessel. Starboard Correct Answer: Right side of the vessel. Port Correct Answer: Left side of the vessel. Hull Correct Answer: Body of the vessel. Gunwale Correct Answer: Upper edge of vessel's side. 2 Cleat Correct Answer: Metal fitting on which a rope can be fastened. Propeller Correct Answer: Rotates and...

ACT Math Practice and Test 2 Exam 103 Questions with Verified Answers Distance Formula - CORRECT ANSWER d=√(x₁-x₂)² + (y₁-y₂)² Slope - CORRECT ANSWER M=y₂-y₁/x₁-x₂ Slope Intercept - CORRECT ANSWER y=mx+b Midpoint Formula - CORRECT ANSWER (x₁+x₂)/2, (y₁+y₂)/2 PEDMAS - CORRECT ANSWER order of operations Parenthesis, Exponents, Multiplication, Division, Add, Subtract. Quadratic Equation - CORRECT ANSWER ax²+bx+c= 0 Quadratic Formula - CORRECT ANSWE...