Answer:
r = 18 cm
Step-by-step explanation:
The formula for the circumference of a circle is 2πr.
Hence,
2πr = 36π
r = 18 cm
678899_778886282882
Step-by-step explanation:
hehw
X= 48 degrees
Explanation:
90 + 42 + x = 180 (all angles in a triangle must add up to 180 degrees)
132+ x = 180
x=48 degrees
Answer:
b
Step-by-step explanation:
it isn't c because theres a theorem that says that opposite angles in a parallelogram are congruent
it isn't d because if the opposite angles are 90 and 90 they are supplementary
a is correct, but for the wrong reason
its b
