circles (4 min)
Workout the area of a circle that has a diameter of 30 cm.
Give your answer to 2 decimal places.
706.86 cm2
What is the gradient for:
3y = 21- 6x
m = -2
obtuse angles are: _________________________________________
angles in between 90 and 180 degrees
Workout
9/8 + 4/3
give answer as an improper fraction and simplify fully
59/24
How many burgers are sold in McDonald's every second? (below 100 and is a multiple of 5)
75
A circle has a circumference of 40cm. Work out the area of the circle.
Round to 1 decimal place.
127.3 cm2
Do the lines y = 3x+1 and 4x - 2y + 3 = 0 have the same gradients?
No, ones 3 and the other is 2
A circle is made up of 4 angles.
One is 45 degrees, one is 77 degrees, one is 105 degrees.
What is the size of the other angle?
133 degrees
In a sale the price of microwave decreases from £50 to £39. Work out the percentage decrease in price.
22%
Which country has the highest amount of vending machines?
Japan
Picture a semicircle with radius 6cm.
Work out the area of the semicircle. Give your answer to 1 decimal place.
56.5 cm2
What is the gradient of the line that runs through (-3,6) and (-1,3)?
m = -1.5
9x - 21 and 7x + 19 are corresponding angles
Workout the value of x
x = 20
The distance of the moon to the Earth is 384,400 km.
The speed of light is 2.998 x 108 m/s.
Work out how long it will take light to travel from the moon to the Earth. Include suitable units
1.282 seconds
What is Minnie Mouse's real first name? (Starts with an M!)
Minerva
Picture a circle inside of a square, ABCD.
The circle touches the 4 sides of the square.
The area of the circle is 105cm².
Find the area of the square, ABCD. Answer to 2 d.p.
133.69 cm2
Does the point (-5, -9) lie on the graph
3y2 + 10x + 6 = 198
You must have working out to support your answer.
No, it would be 199 if you substitute in x and y
Simon draws a right-angled triangle. One angle is 90°.
Of the other two angles, one is 22° larger than the other.
Work out the size of the smallest angle.
34 degrees
Trains to Portadown leave a train station every 28 minutes.
Trains to Portrush leave a train station every 16 minutes.
A train to Portadown and a train to Portrush both leave the train station at 8am. When will a train to Portadown and a train to Portrush both leave the train station at the same time?
9:52am
the world's longest arm span is how long?
250.3 cm (8 ft 2.5 in)
A large flower pot has a radius of 7 inches. How many seeds can be planted if each one requires 10 squared inches of soil?
15 seeds
The line passing through (4, a) and (8, 1) has gradient ¾. Work out the value of a.
a = -2
Picture a regular hexagon.
What is the size of one of its angles?
120 degrees
Belfast Giants have played 5 matches and the mean number of goals scored is 3.
When they play the 6th match, the mean increases to 4. How many goals were scored in the 6th match?
9 goals
What is the term for the "?!" punctuation?
It is called an interrobang