Answer:
18 cm²
Step-by-step explanation:
The area labelled A is a triangle.
The area (A) of a triangle is calculated using the formula
A = 
bh ( b is the base and h the height )
here b = 9 and h = 4 ( the same height as the rectangle ), thus
A = × 9 × 4 = × 36 = 18 cm²
No they are not proportional
Answer:
Step-by-step explanation:
PRQ is the right angle. It is the angle opposite a diameter which is 90 degrees.
PQR is an acute angle. I can make no other statement about it without one more piece of information.
y=-2x+4
y=-8x-6
y=3x+5
y=x-10
y=4x-4
Step-by-step explanation:
these questions require a series of equations in order to solve but if you are asking for them to be rearranged
