kwizNET Subscribers, please login to turn off the Ads!
Email us to get an instant
on highly effective K-12 Math & English
Online Quiz (
Questions Per Quiz =
8.9 Trignometry Ratios of Certain Specific Angles
Answer the following questions. Also write at least 10 examples of your own.
: If cos θ = 5/13, show that sec θ /(sin θ - tan θ) = 169/96
: If sin α = 3, prove that cos α. cosec &alphaα + tan α.secα = (16
2 + 3)/8
: if cos θ = 0.6, prove that 5 sin θ - 3 tan θ = 0
: If 7 sin
θ + 3 cos
θ = 4, show that tan θ = 1/
: If sec θ = 5/4, prove that (sin θ - 2 cos θ)/ (tan θ - cot θ) = 12/7
: If tan A =
2 - 1, show that sin A.cos A =
: If (cos A + 1)/sin A = 5, then show that cos A = 12/13
: If tan α = 2, prove that sin α.sec α + tan
α - cosec α = (12 -
Question 9: This question is available to subscribers only!
Question 10: This question is available to subscribers only!
Subscription to kwizNET Learning System
offers the following benefits:
Unrestricted access to grade appropriate lessons, quizzes, & printable worksheets
Instant scoring of online quizzes
Progress tracking and award certificates to keep your student motivated
Unlimited practice with auto-generated 'WIZ MATH' quizzes
Child-friendly website with no advertisements
Choice of Math, English, Science, & Social Studies Curriculums
Excellent value for K-12 and ACT, SAT, & TOEFL Test Preparation
Get discount offers by sending an email to