1.)3(5-8)+(-12•2) 2.)15 / (2+3)-(6-8) ( /= division)
1 answer:
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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