छ । यदि 1.चित्रमा AE // DF र AE को
D
मध्यबिन्दु B
AAEF को क्षेत्रफल 20 वर्ग
से.मि. भए समानान्तर चतुर्भुज
ABCD को क्षेत्रफल कति A
B
E
हुन्छ ? पत्ता लगाउनुहोस् ।
In the given figure, AE // DF and B is mid-point of
AE. If area of AAEF is 20 square centimeters, what
is the area of parallelogram ABCD? Find.
​

If two angles of a triangle have equal measures and the third angle measures 90°, what are the angle measures of the triangle? a. 60°, 60°, 60° b. 45°, 90°, 90° c. 30°, 30°, 90° d. 45°, 45°, 90°

Monitors manufactured by tsi electronics have life spans that have a normal distribution with a standard deviation of 1800 hours and a mean life span of 20,000 hours. if a monitor is selected at random, find the probability that the life span of the monitor will be more than 17,659 hours. round your answer to four decimal places.

If a sprinkler waters 1 over 12 of a lawn in 1 over 2 hour, how much time will it take to water the entire lawn? (5 points) 10 hours 6 hours 1 over 6 hour 7 over 12 hour