this shape is made using three semicircles the smaller semicircles have diametres of 10cm calculate the shaded area take pi to be 3.142 and write down all the digests given by your calculator

You and a friend race across a field to a fence and back. your friend has a 50-meter head start. the equations shown represent you and your friend's distances dd (in meters) from the fence tt seconds after the race begins. find the time at which you catch up to your friend. you: d=∣−5t+100∣d=∣−5t+100∣ your friend: d=∣−313t+50∣∣

For a field trip to the zoo, 4 students rode in cars and the rest filled nine busess. how many students were in each bus if 472 students were on the trip

You have 138.72 in your saving account u take out 45.23 and 18.00 you deposit 75.85 into your account