Cal Angies Given: m ZQVR = 49°
Prove: x = 15
Statements
1. mZQVR = 49
Reasons
1. given
2. m ZUVT = 3x + 4
S
2. given
mo
R
ol
3. definition of vertical
angles
T
3. ZQVR and UVT are
vertical angles.
4. ZUVT = ZQVR
5. m ZUVT =mZQVR
V
4.
(3.x + 4)
5. definition of congruence
6.
U
Complete the steps of the proof.
6. substitution property
7.3x = 45
7. subtraction property
8. x = 15
8. division property