Answer:
18
Step-by-step explanation:
÷ 
Keep Change Flip
×
= 
Answer:
19.375
Step-by-step explanation:
Answer:
(11,2)
Step-by-step explanation:
(8+3,11-9)
(11,2)
Answer:
A = 450 cm²
Step-by-step explanation:
Since the right triangle is isosceles then the 2 logs are congruent , both 30 cm and at right angles to each other.
The area (A ) of the triangle is calculated as
A =
bh ( b is the base and h the perpendicular height )
Here b = h = 30 , then
A =
× 30 × 30 =
× 900 = 450 cm²