Trigonometry (11th Edition) Clone

Published by Pearson
ISBN 10: 978-0-13-421743-7
ISBN 13: 978-0-13421-743-7

Chapter 1 - Test - Page 45: 3



Work Step by Step

1. Complementary angles add up to 90 degrees, construct the equation and solve for x: (-3x+5)+(-8x+30)=90 -11z+35=90 -11x=55 x=-5 2. Plug value of x to find the angles -3(-5)+5=20 -8(-5)+30=70
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