Mathematics Gr.8 Sms 1 (2024-25) Remedial

Calculate the coordinates of the midpoint of CD, given that C(2, 5) and D(6, -3).

• (4, 1)

• (3, 1)

• (2, 2)

• (4, 2)

What is the column vector of the translation from C to B?

• 
• 
• 
• 

What is the mirror line of reflection from A to B?

• y = 0

• x = 0

• y = x

• y = -x

What are the properties of rotation from D to C?

Mary uses her bicycle for commuting. At the start of the month, her bike's odometer read 1,250 miles. After a month of cycling, she checked the odometer again and it showed 1,450 miles. How many kilometers did she cycle during that month?

• 200 km

• 320 km

• 240 km

• 360 km

The area of parallelogram on the following diagram is …

The area of trapezium on the following diagram is … cm².

• 264

• 68

• 216

• 2400

Volume of the prism = … cm³.

• 6300

• 2100

• 4200

• 1400

The following diagram shows the net of a regular square-based pyramid. Find the surface area of the pyramid.

• 756 cm²

• 720 cm²

• 1188 cm²

• 1024 cm²

Look at the bar chart that showing the average amount of sleep (in hours) of 25 students. The mean of the data is …

• 7.04

• 7.5

• 7

• 7.84