4 ways to prove a triangle is congruent - ✔✔ANSW✔✔..SSS- 3 sides the same
ASS- 1 angle 2 sides
AAS- 2 angles 1 side
RHS- right angle, hypotenuse and a side
5w + 3w - w - ✔✔ANSW✔✔..7w
, a + a + a - ✔✔ANSW✔✔..3a
A car travels 60 miles in 3 hours. What is it's average speed? - ✔✔ANSW✔✔..S = D ÷ T
60 ÷ 3 = 20mph
a x a - ✔✔ANSW✔✔..a²
a x a x a - ✔✔ANSW✔✔..a³
a/ √b - ✔✔ANSW✔✔..a/√b x √b/√b = a√b/b
a^-m - ✔✔ANSW✔✔..1/a^m
a^0 - ✔✔ANSW✔✔..1
a^1 - ✔✔ANSW✔✔..a
a^1/m - ✔✔ANSW✔✔..^m√a
a^m / b^n - ✔✔ANSW✔✔..a/b^m-n
a^m x b^n - ✔✔ANSW✔✔..ab^m+n
a^m/n - ✔✔ANSW✔✔..(^n√a)^m
alternate angles - ✔✔ANSW✔✔..equal
Approximately how many kilometres are in 5 miles? - ✔✔ANSW✔✔..8
area of a circle - ✔✔ANSW✔✔..
area of a sector - ✔✔ANSW✔✔..angle/360 x area of full circle
Area of a triangle - ✔✔ANSW✔✔..1/2 x a x b x sinC
area of trapezium - ✔✔ANSW✔✔..1/2(a+b) x height
Bearings should usually have how many figures? - ✔✔ANSW✔✔..3.
If a bearing is less than 100°, it has a zero in front. e.g. 050°
circle equation - ✔✔ANSW✔✔..x^2+y^2 = r^2
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