elenagarcia123
09.11.2020 •
Mathematics
<3 and <4 are vertical. m<3=5x+22 and m<4=7x+2. Find the measure of each angl.
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Ответ:
72°
Step-by-step explanation:
Vertical angles are congruent.
m∠3 = m∠4
7x + 2 = 5x + 22
2x = 20
x = 10
m∠3 = m∠4 = 72°
Ответ:
1. 3 (×+6)
2. 2 (×-7)
3. 2 (3×+2)
4. 3 (3×-5)
5. 5 (×+8)
6. 7 (×-7)
7. 9 (2×+1)
8. 5 (3×-2)
9. 6 (m+3)
10. ×(×+2)
11. 2×(×-3)