Given RS and TS are tangent to v at Rand T, respectively, and intersectat
the extenorpoints
...
Mathematics, 01.03.2021 14:00 Bryson2148
Given RS and TS are tangent to v at Rand T, respectively, and intersectat
the extenorpoints
Prove: méRST = (MTQR-MTR)
Proof
Proof
Statement
ASVR ASVT
MZRVS + m RSV = 90 and
MZTVS + TSV = 90
Proven)
1.
Angle Addition Postulate
Substitution
4.
MTR = 180 - 2x
5.
The degree measure of a circle is 360
MTQR = 180 + 2x
Substitution and Addition Property al
Equality
Angle Addition Postulate
mZRSV +mZTSV = x+*
TIL RST - 2x
MTOR-FR = (180 + 2x) - (180 - 2x)
10
By Substitution
Multiplication Property
meRST – IMICR-FR
Answers: 1
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