Answer:
Sorry it's acually (h+3)(h-9)
Here we are finding x, given the angle and adjacent side. To find x we will use the function cos as cos = a/h.
So let's do cos(35°) = 15cm / x
cos(35°) = 0.8 (1 dp)
x = 15 cm / cos(35°)
x = 18.3 cm (1 dp)
Answer:
A=50.24
Step-by-step explanation:
Your diameter is 8, which makes the radius 4.
The area of a circle is

A=50.24
Answer:
1. 6,8,10
Step-by-step explanation:
1. 6,8,10
2. Scalene Triangle
A counter-example could be
There are more than 3 marbles in the bag, and the other ones are red.
Hope this helps!