in triangle abc if ab =3 and bc=12, find the length of ac..
13
Simplify 3:18
1:6
How many sides does a hexagon have?
6
what is the square root of 225?
15
Write the following in scientific notation: 345 000 000
3.45 x 10^8
what is the square root of 361?
19
Solve the following: x:12 = 4:16
x=3
factorize:
3x2-11x-4
(3x+1)(x-4)
a car travels at 40km/hour for 18 hours, it uses two gallons of fuel every 30 minutes. How many gallons of fuel did it use?
2880 gallons
In Triangle xyz if xy=4cm and xz=6cm what is the area of triangle xyz?(to the nearest hundredth)
8.94cm
Simplify the following: 1.2:0.26
6:13
What is the gradient of this linear equation? y=3x + 4
gradient = 3
A right triangle abc with side ab as 4.2 cm and side bc is 3.23 cm. What is the perimeter, rounded to the third significant figure?
12.7cm
solve:
20y2:4y
5y:1
Clare has 20 chocolates to share evenly between herself and 4 friends. How many chocolates will each person get?
4 chocolates