Answer:
Radius= 2r
Step-by-step explanation:
Surface area of hemisphere
=2 x 22/7 x (2r)^2
=44/7 x 4 r^2
=174/7 r^2
=25.14 r^2
The maximum number of nights he could stay is 4 nights
Answer:
PQ = 98.21
Step-by-step explanation:
PQ/23 = 47/11
PQ × 11
23 × 47
11PQ = 1081
11PQ/11 = 1081/11
PQ = 98.21
The factors of 28 are 1, 2, 4, 7, 14, and 28.
<span>The factors of 40 are 1, 2, 4, 5, 8, 10, 20, and 40.
</span>
<span>The common factors are 1, 2, and 4.</span>
