20% of 55 is
11Convert your percentage into a decimal:

Multiply your decimal by 55:
Answer:
right angle ( right )
Step-by-step explanation:
Pythagoras' theorem only works for right-angled triangles, so you can use it to test whether a triangle has a right angle or not. In the triangle above, if a 2 < b 2 + c 2 the angle is acute.
Answer:
u = 16
Step-by-step explanation:
Given
u = 12
Multiply both sides by 4 to eliminate the fraction
3u = 48 ( divide both sides by 3 )
u = 16
Answer:
3.75
Step-by-step explanation:
5 1/4÷1/3
so,
= 5 1/4×3/1
= 5 × 0.75
= 3.75