Vinci Maths Year 1 Review Test

What's your name? (first and last name)

What class are you in?

• 1B
• 1F

Find the size of angle 𝑥

Expand and simplify: 2(4𝑥 - 3) + 3(𝑥 + 1)

A baby had a mass of 3.25kg at bith. After 12 weeks, the baby's mass had increased to 5.45kg. Express this as a percentage increase, correct to one decimal place.

The value of a plot of land increased by 5% to $10500. What was its previous value?

Work out. Do not use a calculator.

• Option 1

Write an expression for the area of this rectangle. Expand fully.

• 19𝑥² + 2𝑥y
• 20𝑥 + 2y
• 40𝑥 + 4y
• 19𝑥(𝑥 + 2y)

An 8.6m long wire cable is used to secure a mast of height 𝑥 metres. The cable is attached to the top of the mast and secured on the ground 6.5m away from the base of the mast. How tall is the mast? Give your answer correct to three significant figures.

State which two triangles are congruent

• ABC and DEF
• DEF and GHI
• GHI and ABC