Answer:
A ≈ 1900.7 m²
Step-by-step explanation:
The area (A) of the race track is
area of outer circle - area of inner circle
= πR² - πr²
= π × 63² - π × 58²
= π (63² - 58² )
= π(3969 - 3364)
= π × 605
≈ 1900.7 m² ( to 1 dec. place )
Answer:
A. The value of u should be 115 because the two angles shown in the figure are congruent.
Step-by-step explanation:
You can see the placement of the angles and their relationship, which is corresponding angles. This makes them congruent.
hope this helps! :)