Transcript m∠ A=3x
Warm Up **pick up comp book on way into class** You need your textbook & Attendance 1) If m∠ 1 & m∠ 2 are supplementary and m∠ 1 = 108°, what is m∠ 2? 2) Arturo opened a pair of scissors so that the angle between the blades is 38°. What is the angle between the handles? 5) 3) Angles A and B are complementary. If m∠ A=3x - 8 and m∠ B = 5x + 10, what is the measure of each angle? 4) Angles Q and R are supplementary. If m∠ Q = 4x + 9 and m∠ R 8x + 3, what is the measure of each angle? Warm Up Homework Check! • Bring your notebooks up to my desk open to: – Vocab Ch. 1B – Squares AND Square Roots #1-15 **Remember –10pts every day it is not complete Vocab Quiz • Get out piece of paper: – Name & date – Title **Turn in at my desk when done** **Turn in at my desk when finished** 1) 2) 3) 4) 5) 6) Circle the integer(s): 5, -2, -4/2, 5/6, 0, square root of 5 What is an irrational number? Give me the popular example of an irrational number. Label the power, base, and exponent: bn Explain what a counterexample is in 1-2 sentences. Give me a counterexample for the statement: All whole numbers are natural numbers. 7) Explain the order of operations in 1-2 sentences. 8) What is the difference between algebraic and numerical expressions? 9) Circle ONLY the variable(s): x, 2a, 18, 4/n, y + 6 10) What did I say equivalent expressions are? News Update • Tuesday Study Hall & Thursday will be optional Study Hall unless you are missing assignments • MAP testing on Wednesday • $$ for Ms. Cummings goes to Mrs. Kuty Notes for Ch. 1-5 & 1-6 • • • • Absolute Value Signs rules for +, -, *, ÷ Inverse Property of Addition Inverse Property of Multiplication Practice square roots p. 48 #21-29 Exit Slip!! **Show your work** Circumference & Area of Circles 1) If the circumference of Miss Farr’s tires is 36in, what is the diameter? radius? 2) If the black material of a trampoline is 8ft in diameter, how much material is there total? 3) The circular fountain on the Greenway has a radius of 9.4 feet. What is the circumference of the fountain? 4) A bicycle tire has a radius of 13 1/4 inches. How far will the bicycle travel in 40 rotations of the tire? 5) Mrs. Kuty has a circular garden with a diameter of 14 1/2 ft. If she uses 2 teaspoons of fertilizer for every 25 square feet of garden, how much fertilizer will Joni need for her entire garden?