12. A helicopter is equipped with cameras to monitor forest fires. The figure below represents a moment in time at which the helicopter is flying at an altitude of 850
meters directly above the forest floor. At that moment, the angle of depression from
helicopter to the fire is 25°. (note that the figure is not drawn to scale)
25
850 m
What is the distance from the helicopter to the fire? Round the answer to the
nearest tenth of a meter.
O 2011.3 m
0937.9 m
O 770.4 m
O 359.2 m

Will used 20 colored tiles to make a design in art class. 5/20 of his tiles were red. what is an equivalent fraction for the red tiles?

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?

With these 5 geometry questions! pls 1.)quadrilateral abcd is inscribed in this circle.what is the measure of ∠a ? enter your answer in the box.°2.)quadrilateral abcd is inscribed in a circle.what is the measure of angle a? enter your answer in the box.m∠a= 3.)quadrilateral abcd is inscribed in this circle.what is the measure of angle b? enter your answer in the box.m∠b= °4.)quadrilateral abcd is inscribed in this circle.what is the measure of angle a? enter your answer in the box.°5.) quadrilateral abcd is inscribed in this circle.what is the measure of angle c? enter your answer in the box.°