Answer:
3. -2
4. 15
5. 0
6. 1
7. 0
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Answer:
No , because there are different formulas for each prism.
Step-by-step explanation:
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Sum of interior angles of a △ = 180°
∴ ∠T + ∠V + ∠U = 180°
⇒ 37° + 63° + X° = 180°
⇒ X° + 100 = 180°
⇒ X° = 180° - 100°
⇒ X° = 80° (D).