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primary 6 | Maths
| Fractions
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Date Posted: 3 years ago
Views: 538
∠a +∠b
=∠c +∠d
= 360° - 55° - 129°
= 176°
∠a +∠b + ∠c +∠d
= 2×(360° - 55° - 129°)
= 352° (Ans)
=∠c +∠d
= 360° - 55° - 129°
= 176°
∠a +∠b + ∠c +∠d
= 2×(360° - 55° - 129°)
= 352° (Ans)
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