Answer:9
Step-by-step explanation:
Square root of 81 is9.
Answer:
Side b = 10.2 m (1 d.p.)
Step-by-step explanation:
11² = 121
15² = 225
225 - 121 = 104
√104 = 10.2 (1 d.p.)
Side b = 10.2m
(Full answer = 10.198039)
11² + 10.2² = 15²
A=1/2 (b1+b 2)(h) is the area of a trapezoid
Answer:
very long question of the brainley
