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Robbie pays $4 when he buys a notebook and 2 pencils. Pennie pays $9.50 when she buys 3 notebooks and a pencil.
(a) Constru

By Isabelle

Robbie pays $4 when he buys a notebook and 2 pencils. Pennie pays $9.50 when she buys 3 notebooks and a pencil.
(a) Construct simultaneous equations with the given information.
(b) Use graph to find the cost of each notebook and pencil.

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Isabelle

(i)
A
45°
2v2
459
C C
B
In the figure, ∆ABC=90°, ∆BAC = ∆BCA = 45°. If AC=2√2, then find AB.​

santosh’s family and friends were in a picnic from 10:30 in the morning to 4:20 in the evening. How much time did Santosh and his

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