Can anyone help me with this questions please . I’ll mark as a brainliest and give extra points .

Atriangle has sides with lengths of 10 yards, 13 yards, and 18 yards. is it a right triangle?

John bought 2 horses at rs 20000 each

It is saturday morning and jeremy has discovered he has a leak coming from the water heater in his attic. since plumbers charge extra to come out on the weekends, jeremy is planning to use buckets to catch the dripping water. he places a bucket under the drip and steps outside to walk the dog. in half an hour the bucket is 1/5 of the way full. what is the rate at which the water is leaking per hour?